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xUmp.com: All Products List

Product# Product Name Brand Price
15897$300 Scratch and Ding Mystery BoxxUmp.com$149.00
148421 x AA Battery Holder with Leads - 1.5VxUmp.com$0.96
162741 x AA Battery Holder with Switch and Leads - 1.5VxUmp.com$1.36
1466410 Alligator Clip Leads - MediumxUmp.com$4.50
1422510 Color PenToysmith$4.49
1623910 pack Buzzers with Leads - 1.5VxUmp.com$15.99
1644910 pack Buzzers with Leads - 3VxUmp.com$15.99
1645010 pack Buzzers with Leads - 9VxUmp.com$15.99
1663910 pack CR2032 Batteries with Wire Leads (CMOS)xUmp.com$24.95
1626010 pack Mini DC Motors - 1.5-6VxUmp.com$17.90
1678610 pack Solar Cells - 1.5V 400mA 80x60mmxUmp.com$39.99
1675610 pack Solar Cells - 2V 130mA 54x54mmxUmp.com$24.99
16259100 Assorted LEDs Pack - 5mm xUmp.com$4.99
17099100 Ohm 10W Ceramic Resistor$1.49
16872100 Prepared Biology Microscope Slides SetxUmp.com$59.00
15378100 Rocks and Minerals of the U.S.A.xUmp.com$79.95
166041000 Lumen COB Rechargeable Floodlight with StandxUmp.com$29.95
161271000 Solar UV BeadsxUmp.com$21.99
161051000g x 0.1g Mini Bench Digital ScaleUS Balance$15.99
144551000g x 0.1g Precision Digital ScaleUS Balance$19.00
169291000mL Plastic Measuring Jug$3.99
102411000um Fiber Optic CableElenco$2.99
168711000X HD 1080P Digital Microscope with LCD Screen$85.00
167571000X HD WiFi Wireless Digital MicroscopexUmp.com$59.00
14771100g Calibration WeightxUmp.com$2.99
16676100g x 0.01g Digital Pocket ScaleUS Balance$12.95
1603210-pack Desoldering Wick - 10 x 5ftVelleman$14.99
1660510W COB LED Lantern with CompassxUmp.com$24.99
1596110W MegaphoneVelleman$19.50
1611210X Achromatic DIN Microscope ObjectivexUmp.com$35.00
1635511.1V 3A Lithium Solar Charge ControllerxUmp.com$11.00
1555512 inch Inflatable World Globe by TedcoTedco$7.99
1616012 Minerals Educational SetxUmp.com$19.99
1709812mm Laser Module Holder and Heatsink$4.95
1482812mm Steel Balls - Set of 12xUmp.com$7.99
1632912V 10W Waterproof Solar PanelxUmp.com$44.99
1694812V 21Ah Lithium-Ion Rechargeable Battery$129.00
1635612V 4400mAh Lithium BatteryxUmp.com$45.00
1635712V 9800mAh Lithium BatteryxUmp.com$64.99
1639915 Minerals Study KitxUmp.com$23.95
1631815W Stereo Audio AmplifierxUmp.com$7.99
1676218650 Battery Charge Shield - 3V 5V DC SupplyxUmp.com$5.99
1646518650 Lithium Cell 3.7V Battery Holder with LeadsxUmp.com$1.09
1631618V 150mA Solar Panel with Alligator ClipsxUmp.com$14.99
1669518V 30W Waterproof Solar Panel with Connection LeadsxUmp.com$89.99
1674719mm Solid Balls - set of 14xUmp.com$29.99
168881F 5.5V Super CapacitorxUmp.com$2.79
103991in Alnico Horseshoe MagnetDowling Magnets$5.99
170801K Potentiometer - 16mm$0.59
164311N4001 Diode - 1A 50VxUmp.com$0.29
167211W COB Light Strip - 30 x 5 mm 3VxUmp.com$1.39
133152 Alnico Bar Magnets - 3 inch LongDowling Magnets$14.99
154702 D Panasonic Alkaline Plus BatteryPanasonic$2.99
101432 inch Alnico Horseshoe MagnetDowling Magnets$7.99
170382 x AA Battery Holder 3V with On/Off Knife Switch$1.59
140152 x AA Battery Holder with Leads- 3VxUmp.com$1.08
140162 x AA Battery Holder with Switch and Leads - 3VxUmp.com$1.44
168562 x AAA Battery Holder with Switch and Leads - 3VxUmp.com$1.39
164672 x CR2032 Clear Battery Holder Flat with SwitchxUmp.com$1.29
140142 x D Battery Holder with Leads - 3VxUmp.com$1.88
164262.1mm DC Power Jack - Female Chassis MountxUmp.com$1.49
169732.5-inch 3X Glass Lens Magnifier$3.29
171022.5V Mini E10 Lightbulbs - Pack of 50$9.95
1014620 Magnet Marbles - Solid ColorDowling Magnets$6.99
15899200g Calibration WeightxUmp.com$3.99
11289200g x 0.01g High Accuracy Digital ScaleUS Balance$26.99
1634620A 12V Lithium Battery Solar Charge ControllerxUmp.com$29.00
1677020g x 0.001g Ultra-High Precision Digital ScaleUS Balance$39.99
1040824 Piece Magnet SetToysmith$9.99
1669124AWG Stranded Copper Wire - Four Colors - 10m eachxUmp.com$9.99
1639524LED Adjustable Frequency StrobeVelleman$10.99
1563825ml Plastic Gem Jars - 12pkxUmp.com$5.99
1674825mm Solid Balls - set of 14xUmp.com$29.99
160402-Pack Edible Wilderness and Survival CardsxUmp.com$12.99
164242xAA to D Battery ConverterxUmp.com$1.49
164662XCR2032 Battery Holder Round Black with SwitchxUmp.com$1.49
161013 Blade Propeller - 80mmxUmp.com$0.59
161083 Laser Pointers Set - Red Green BluexUmp.com$29.99
156113 LED COB Lumifier - 3.4 inch 3XxUmp.com$7.99
162723 x AA Battery Holder with Leads - 4.5VxUmp.com$1.12
162753 x AA Battery Holder with Switch and Leads - 4.5VxUmp.com$1.48
163583.7V 5000mAh 18650 Lithium Battery CellxUmp.com$6.99
166573.7V Lithium Battery Indicator/TesterxUmp.com$2.59
159403/4 inch Disc Levitation MagnetxUmp.com$0.25
159413/4 inch Ring Levitation Magnet - 1/4 hole$0.25
1462835x25mm Right-Angle Optical Glass PrismxUmp.com$4.59
1535936 Piece Chemistry Glassware KitxUmp.com$85.99
1675037x32mm Right-Angle Optical Glass PrismxUmp.com$2.99
166313-D Alien Illusion SaucerSchylling$10.95
101473D Magnetic Field TubeDowling Magnets$19.99
116923D MirascopeToysmith$9.00
104103D Solar System Mobile 4M Kit4M$24.95
169773ft 1m Measuring Tape Keychain$1.49
103983in Alnico Cow MagnetDowling Magnets$7.99
153133-in-1 Diffraction GratingxUmp.com$34.99
169763-in-1 Laser Pointer, LED Flashlight Keychain$2.39
167173-in-1 Water Quality Tester - pH EC TEMPxUmp.com$39.99
169723-inch 2.5X Glass Lens Magnifier$3.49
158533V CR1220 Lithium Coin Cell Battery with LeadsxUmp.com$1.25
161203V-12V DC Variable Power SupplyxUmp.com$59.99
167203W COB Light Chip - 20 mm diameter 9-12VxUmp.com$1.59
154664 AA Panasonic Alkaline Plus BatteriesPanasonic$1.79
154684 AAA Panasonic Alkaline Plus BatteriesPanasonic$1.79
165704 Blade Propeller - 40mmxUmp.com$0.49
167594 Blade Propeller - 56mmxUmp.com$0.49
166414 inch Steel Bar Magnet Red/Blue PairxUmp.com$3.49
162734 x AA Battery Holder with Leads - 6VxUmp.com$1.36
140174 x AA Battery Holder with Switch and Leads - 6VxUmp.com$1.56
1611340X Achromatic DIN Microscope ObjectivexUmp.com$35.00
1698340X Magnifier Loupe with LED Light$4.99
1625840X-150X Pocket LED MicroscopexUmp.com$19.99
144354D Animal Cell Model4D Vision$29.99
166074D Didactic Exploded Human Skull Anatomy Model4D Vision$29.95
168164D Dog Anatomy Model$32.95
154614D Exploded Skull Anatomy Model4D Vision$29.99
138774D Female Reproductive Anatomy Model4D Vision$25.99
138794D Frog Anatomy Model4D Vision$29.99
138814D Great White Shark Anatomy Model4D Vision$29.99
138734D Human Head Anatomy Model4D Vision$29.99
138744D Human Heart Anatomy Model4D Vision$19.99
138134D Human Muscle and Skeleton Model4D Vision$22.99
138724D Human Torso Anatomy Model4D Vision$19.99
138784D Male Reproductive Anatomy Model4D Vision$25.99
168174D Orange Cat Anatomy Model$32.95
144364D Plant Cell Model4D Vision$29.99
138804D Woolly Mammoth Anatomy Model4D Vision$29.99
140434-in-1 Burning Torch Flame LightFortune Products$27.99
138254-in-1 Pen ScrewdriverxUmp.com$2.29
156914-in-1 Solar Soil SensorxUmp.com$19.99
162534M Crystal Growing Kit4M$10.99
107054M Diving Submarine4M$5.99
122584M Fridge Rover4M$5.95
170934m Green Pulley String$1.49
142204M Kitchen Science Kit4M$15.99
165785 VDC Stepper Motor with ULN2003 Driver BoardVelleman$5.99
1537950 Rocks and Minerals of the USAxUmp.com$39.99
16248500 Plastic Pipettes - Graduated 3mlxUmp.com$20.00
16991500F 2.7V Super Capacitor$8.95
10491500g x 0.1g Digital Pocket Scale (US-Magnum)US Balance$18.99
16107500X USB Digital Microscope with StandxUmp.com$39.00
1477050g Calibration WeightxUmp.com$2.09
1657551 LED UV Scorpion Blacklight Flashlight - 395nm xUmp.com$22.99
168825200mAh USB Mobile PowerBank - 5V 1A$15.95
169785ft 1.5m Tailors Tape Measure - pack of 12$2.99
170755pc 30W Soldering Iron Kit - Lead-Free UL Approved$12.95
168835V USB-Powered Micro Tesla Coil$19.95
146725W Solar Panel - 20V 300mAxUmp.com$39.99
155586 inch Plasma BallTedco$32.99
16822600 Lumen COB Floodlight$9.95
1657360X Clip-on LED MicroscopexUmp.com$9.99
157946-Color Ball of WhacksCreative Whack$34.00
147076ft Audio Cable - Stereo to Stereo PlugxUmp.com$1.59
160666inch NS Alnico Bar MagnetDowling Magnets$8.99
169746Pc Watch Band Compass Set$2.99
171016V Mini E10 Lightbulbs - Pack of 50$9.95
163546V/12V 10A Solar Charge ControllerxUmp.com$11.00
1039675 Counting Chips with Block MagnetDowling Magnets$6.99
146617W Mono Amplifier Solder KitVelleman$13.99
166368ft Jumbo Green Inflatable AlienxUmp.com$24.99
169719Pc Ceramic Magnet Set$1.79
164649V Battery Holder with Switch and LeadsxUmp.com$1.99
158729V Battery Snap Connector with LeadsxUmp.com$0.29
168019V Battery Snap to Alligator Clips Connection WirexUmp.com$1.25
170889V Battery Snap to DC Plug Adapter$0.95
154699V Panasonic Alkaline Plus BatteryPanasonic$2.59
14706AC Adapter - 12V AC 500mA$7.95
15144AC/DC Generator Demo KitxUmp.com$75.99
15347Acrylic Color Optical Filters - pack of 5xUmp.com$5.59
13491Acrylic Equilateral Prism - 25 x 75 mmxUmp.com$3.79
15349Acrylic Lens & Prisms SetxUmp.com$22.99
16944Acrylic Mirror - 4 x 2 inches$1.99
16290Acrylic Wave PendulumxUmp.com$119.99
10149Adhesive Magnet Strip - 10ft RollDowling Magnets$4.49
13619Adhesive Magnetic DotsDowling Magnets$5.99
15592Adjustable Beaker Stand for Micro BurnerxUmp.com$12.99
16726Adjustable Bunsen BurnerxUmp.com$11.99
15356Adjustable Double Burette ClampxUmp.com$11.00
16765Adjustable Green Laser Module - Line 510nm 5mWxUmp.com$39.99
15879Adjustable Red Laser Module - Dot 650nm 5mWxUmp.com$5.99
16451Adjustable Red Laser Module - Line 650nm 5mWxUmp.com$5.99
12931Adjustable Stage for 540X LensxUmp.com$39.99
16766Adjustable Violet/Blue Laser Module - Line 405nm 5mWxUmp.com$29.99
15587Advanced All-Purpose Glass Celsius ThermometerxUmp.com$4.95
15170Advanced Fossil CollectionxUmp.com$47.95
15162Advanced Spectrometer$959.95
15993AG-13 Alkaline Batteries - 20 packxUmp.com$2.99
15241Agar Powder - 10g - Petri Dish Biology ExperimentsxUmp.com$14.99
15240Agar Powder - 3g - Petri Dish Biology ExperimentsxUmp.com$7.99
13174Agate Bookends - BlueGeocentral$39.99
14602Agate Bookends - GreenGeocentral$39.99
13173Agate Bookends - NaturalGeocentral$39.99
11817Agate Geode HalfxUmp.com$4.99
15924Air Power Racer KitOWI$24.99
14243Air Spectrum Discharge TubexUmp.com$19.99
14476Alcohol Thermometer -20 to 110 deg CxUmp.com$4.99
14154Alcohol Wick LampxUmp.com$3.99
16278Alien Attack Sling ShotxUmp.com$2.29
14876Alligator Clips - Black - 24pcxUmp.com$2.99
14875Alligator Clips - Red - 24pcxUmp.com$2.99
16394Alligator Cords - 10 pack - 2ft Red/Black SetxUmp.com$5.99
14484Alligator Cords - 2ft - pack of 6xUmp.com$3.99
11114Alligator Cords - 2ft Red/Black SetxUmp.com$1.39
10386Alnico Bar MagnetDowling Magnets$6.99
13314Alnico Bar Magnet - 6 inch LongDowling Magnets$11.95
15113Alnico North-South Magnet Bars - PairDowling Magnets$7.99
15114Alnico Red-Green Bar MagnetDowling Magnets$4.99
12748Alnico Science KitDowling Magnets$23.99
15627Aluminum Compass - 1.75 inchxUmp.com$1.79
15775Aluminum Tuning Forks - Set of 8xUmp.com$54.95
11197Amazonite - Bulk MineralGeocentral$1.49
15758Amazonite - Large Chunk (2-3 inch)xUmp.com$4.99
16724Amber Bottle 8oz - Boston Round w/CapxUmp.com$2.79
10973Amethyst - Bulk MineralGeocentral$1.49
11822Amethyst - Large Chunk (2-3 inch)xUmp.com$3.99
15091Amethyst Candle HolderxUmp.com$29.99
15762Amethyst Point - Large Chunk (2-3 inch)xUmp.com$6.99
16182Ammonite Fossil BookendsxUmp.com$59.99
16645Ammonite Fossil Pair - 1.5 - 2 inchxUmp.com$9.99
11028Analog DC AmpMeter 0-1AxUmp.com$9.99
16787Ant Habitat Replacement GelxUmp.com$6.97
16831Anti-fog Project Safety GlassesxUmp.com$2.95
16576Anti-Static Adjustable Elastic Wrist StrapVelleman$4.99
16423Apophyllite - Large Chunk (2-3 inch)xUmp.com$8.99
16422Aragonite Cluster - Large Chunk (2-3 inch)xUmp.com$8.99
14246Argon Spectrum Discharge TubexUmp.com$19.99
16629Ask the Alien - Magic 8 BallSchylling$7.95
14925Assembled 7W Mono AmplifierVelleman$20.00
15686Assorted Flint Glass TubingxUmp.com$34.99
14922Assorted Transistors Set - 100 pcsVelleman$14.99
17048ASTM Level 1 Earloop Face Masks - Pack of 50$34.95
16109Atmospheric Mat with HookxUmp.com$24.99
14125Atom BallToysmith$2.99
15890Atom Ball - 4 packxUmp.com$12.00
14431ATR - All Terrain Robot KitOWI$59.95
16187Aura AmethystxUmp.com$3.99
17009Awesome Fossils Collection - 9 Real Fossils$6.95
17049AZUR Nitrile Exam Gloves - LARGE - Box of 200$27.95
16373Azurite - Large Chunk (2-3 inch)xUmp.com$5.99
14732Backlit Digital MultimeterxUmp.com$14.99
16870Bacteria Farm Experiment Kit$19.95
13538Balancing BirdxUmp.com$4.99
14224Balancing EagleToysmith$4.95
10871Ball and Ring - Thermal Expansion SetxUmp.com$10.99
12181Ball of WhacksCreative Whack$34.00
15675Ballistics Car Physics DemoxUmp.com$35.99
16741Balloon and Puck Set$27.99
10431Balloon Car RacerToysmith$3.99
10523Balloon HelicopterToysmith$2.59
13971Basic Molecular Model SetxUmp.com$24.99
15161Basic Spectrometer$229.00
15538Bat Skeleton SpecimenReal Insect$49.99
15533Bat SpecimenReal Insect$24.99
16753Battery DIY Micro Car Kit - STEM Maker KitxUmp.com$4.49
14820Beaker TongsxUmp.com$5.99
15089Bear Smart Playing CardsxUmp.com$5.99
14813Bell Jar with Bell and Pressure PlatexUmp.com$95.00
14772Benchtop Pro Digital Scale - 2000g x 0.1gUS Balance$25.99
15593Bernoulli Bag - Pack of 4xUmp.com$8.59
16306Bi-Focal MagnifierxUmp.com$1.99
15798Big Ball of Whacks - 6 ColorsCreative Whack$34.00
15799Big Ball of Whacks - RedCreative Whack$34.00
16610Big Builder Sand BoxxUmp.com$29.99
11952Bi-Metal Compound BarxUmp.com$6.49
15689BIO2 Inflatable Plant CellxUmp.com$15.00
16569Bismuth Crystal - LargexUmp.com$14.99
16163Bismuth Crystal - SmallxUmp.com$5.99
15795Black Ball of WhacksCreative Whack$34.00
15975Black Scorpion - Small SpecimenReal Insect$3.99
14448Black Scorpion Specimen - LargeReal Insect$14.99
15697Black Streak Plates - set of 10xUmp.com$10.99
15748Black Tourmaline - Large Chunk (2-3 inch)xUmp.com$10.99
15765Black Tourmaline In Quartz - Large Chunk (2-3 inch)xUmp.com$10.99
13806Blackish Stag BeetleReal Insect$14.99
15424Black-White Neo Button MagnetDowling Magnets$2.99
16492Blobz - Gooey Stress BallPlay Visions$3.99
11740Blood and Guts Prepared Slide SetC & A Scientific$13.99
15335Blood Pressure SetxUmp.com$22.99
15796Blue Ball of WhacksCreative Whack$34.95
16924Blue Cobalt Bottle with Dropper - 2oz $1.99
15985Blue Kyanite - Large Chunk (2-3 inch)xUmp.com$8.99
15311Blue Litmus Paper - 100 stripsxUmp.com$1.29
13449Blue Magic Wand KaleidoscopexUmp.com$12.99
16874Blue Neon Bulb - 6mm x 16mm - for Electro-Static ExperimentsxUmp.com$1.95
15531Blue Pi Math T-ShirtxUmp.com$9.95
17085BNC Male to Dual Banana Female T-Adapter$5.95
17084BNC Male to Dual BNC Female T-Adapter$2.69
15760Botryoidal Hematite - Large Chunk (2-3 inch)xUmp.com$6.99
17010Bouncing Ball Laboratory Kit$6.95
17068Breadboard Jumper Wire to Alligator Clip$8.99
17039Breadboard Jumper Wires - Set of 65$3.59
16758Breadboard Power Supply 3.3V 5V USB ArduinoxUmp.com$2.99
14200Break Open Your Own Single GeodexUmp.com$1.99
10967Break-Your-Own Geodes KitGeocentral$11.99
13397Brush Robot 4M STEM Kit4M$15.99
14735Bubble Science 4M Kit4M$14.95
16612Build Your Own Rubiks Cube KitRubiks$24.99
16116Bumper Cars - PairxUmp.com$5.99
14868Bunsen Burner for Chemistry LabsxUmp.com$8.99
14133Burette Clamp - Single Coated JawsxUmp.com$6.99
17095Bussmann DMM-11AR Multimeter Fuse - 1000V 11A$5.95
17096Bussmann DMM-B-44/100 Multimeter Fuse - 1000V 440mA$5.95
13409Buzzer with Leads - 1.5VxUmp.com$1.79
14845Buzzer with Leads - 3VxUmp.com$1.79
15858Buzzer with Leads - 9VxUmp.com$1.79
14253Caffeine Glass Beaker MugxUmp.com$14.99
16472Camping Solar LED Light Bulb - 0.8W 5V 150 LumensxUmp.com$12.99
15061Candy Chemistry Kit Thames & Kosmos$34.99
16461Captain ROAM-E-OOWI$19.95
16444Carabiner Tape MeasurexUmp.com$1.79
14252Carbon Dioxide Spectrum Discharge TubexUmp.com$19.99
16161Carborundum Mineral SpecimenxUmp.com$3.29
12929Carrying Case for GE-5xUmp.com$79.99
14479Cavity Tile - Spotting Tile - PolypropylenexUmp.com$0.79
16195Ceiling Hook MagnetsDowling Magnets$9.99
15964Celestron CM800 Lab MicroscopeCelestron$119.00
15394Celestron Infiniview 5MP LCD Digital MicroscopeCelestron$175.00
15436Celestron PentaView LCD Digital MicroscopeCelestron$449.00
15438Celestron Prepared Slides - 100 piece boxCelestron$89.00
12660Centipede SpecimenReal Insect$14.99
10151Ceramic Bar MagnetDowling Magnets$0.69
10401Ceramic Block MagnetDowling Magnets$1.39
14782Ceramic Capacitors Set - 224pcsVelleman$19.99
10152Ceramic Disc MagnetDowling Magnets$0.49
10150Ceramic Horseshoe MagnetDowling Magnets$0.99
10400Ceramic Latch MagnetDowling Magnets$0.39
10229Ceramic Ring MagnetDowling Magnets$0.49
13346Chalcopyrite - Rough Bulk MineralGeocentral$1.99
16985Challenger Safety Goggles - Clear Anti Fog$6.95
17011Cherry Tree Crystal Growing Kit$7.95
15987Chocolate Science Lab KitThames & Kosmos$19.99
11203Chrysocolla - Bulk MineralGeocentral$1.69
15757Chrysocolla - Large Chunk (2-3 inch)xUmp.com$5.99
16157Circle Sand Art - BluexUmp.com$19.95
15759Citrine Druzy - Large Chunk (2-3 inch)xUmp.com$8.99
11206Citrine Points - Bulk MineralGeocentral$1.49
16752Clamp Extension - Four Prong - Chemistry LabxUmp.com$3.99
14137Clamp Holder - AluminumxUmp.com$4.39
14136Clamp Holder - Cast IronxUmp.com$3.49
10392Classroom Magnet Kit - Level 1Dowling Magnets$79.99
10393Classroom Magnet Kit - Level 2Dowling Magnets$79.99
10394Classroom Magnet Kit - Level 3Dowling Magnets$119.99
13401Clean Water Science 4M Kit4M$14.99
17040Clear Case 2 x AA Batteries Holder 3V with Switch$1.89
13840Cloth Tape MeasurexUmp.com$0.99
13993Cloud Forming ApparatusxUmp.com$17.95
16418COB LED Light SwitchxUmp.com$5.99
15995Cob LED Stick Light - 100 LumensxUmp.com$4.99
15711Coffee Cup Stirling EnginexUmp.com$49.00
15873Coin Vibration Motor - 3VxUmp.com$0.99
16852Coko Programmable Crocodile RobotClementoni$75.00
13992Color Optical Filters - Gelatin - Pack of 5xUmp.com$4.99
15590Color Paddles - Set of 18xUmp.com$8.99
15109Color Ring MagnetDowling Magnets$0.89
16535Comparative Hearts - Real SpecimensReal Insect$94.99
15604Compass - 1.5 inch diameterxUmp.com$0.79
16975Compass Ball Keychain - Liquid Filled$1.39
15910Complete Geometric Optics Demo SetxUmp.com$109.00
15682Concave Glass Mirror - 3 inchxUmp.com$2.99
16744Conducting Dough 16oz$8.99
16743Conducting Dough Classroom Kit$125.00
16742Conducting Dough Individual Kit$49.99
15159Conductivity of Solutions ApparatusxUmp.com$11.95
15771Constant Motion MachinexUmp.com$27.95
13536Constant Velocity CarxUmp.com$9.95
11111Contact Key SwitchxUmp.com$5.95
15683Convex Glass MirrorxUmp.com$2.99
13851Convex Mirror D50mm F75mmxUmp.com$1.49
10548Cool Blue Light Experiment KitCopernicus Toys$18.00
16164Copper - Natural Sculpted SpecimenxUmp.com$2.00
16878Copper Metal Cube - 10mm 99.95% Pure xUmp.com$17.95
13885Copper-Zinc Voltaic CellxUmp.com$13.99
17012Coral Reef Crystal Growing Kit$12.95
14231Coriolis Effect Science KitxUmp.com$44.99
13989Cork Borers - Set of 11xUmp.com$49.95
15954Cosmic CoilToysmith$11.99
10532Cosmic Rocket 4M Kit4M$12.99
13150Cotton Tipped Applicator SticksxUmp.com$9.99
17031CR1225 Lithium Battery - 5 pack$2.49
16763CR2032 Battery Holder with On/Off Switch - LillyPadxUmp.com$1.29
16483CR2032 Battery with Wire Leads and Connector (CMOS, Laptop, Notebook, Motherboard, Bristlebots, etc.)xUmp.com$2.49
16798CR2032 Battery with Wire Leads and Molex 51021-0200-B (1.25mm pitch) Connector (CMOS) xUmp.com$2.49
15992CR2032 Lithium Cell Batteries - 9 packxUmp.com$2.99
16601Crayola Dry Erase CrayonsxUmp.com$5.99
13154Creepy Crawlies Prepared Slide SetC & A Scientific$9.99
13494Cristalheat - Supercooled Heat PackxUmp.com$5.99
16860Crookes Radiometer - 7 inch tall$29.95
10094Crookes Solar RadiometerTedco$14.99
14483Crucible Tongs - Plated SteelxUmp.com$2.29
16479Crystal Geode Growing 4M Kit4M$14.95
16950Crystal Glass Sphere - 80mm diameter$8.95
10426Crystal Growing Mystical TreeToysmith$2.99
16698Crystal Growing: Glow-in-the-DarkThames & Kosmos$44.99
16840Cyber Robot - Programmable Bluetooth Robotics KitClementoni$69.00
16468D Battery Holder with Leads - 1.5VxUmp.com$1.09
14671Dancing Oobleck ApparatusxUmp.com$79.99
17021databot Class Pack 10 $1,750.00
17052DC Motor 130$0.75
15874DC Motor 130 - 1.5-6V with leadsxUmp.com$1.79
16452DC Motor 260 - 1.5-6V with leadsxUmp.com$1.25
15153DC Motor KitxUmp.com$11.99
17041DC Power Jack Adapters - 2.1mm - Male and Female Set$1.59
11027DC Voltmeter 0-10VxUmp.com$9.99
14816Deluxe Color Mixing DemoxUmp.com$99.99
15817Deluxe Cork Borer - set of 6xUmp.com$16.95
15239Deluxe DC Crank GeneratorxUmp.com$14.99
15147Deluxe Dissecting Set - 12 PiecesxUmp.com$24.99
16541Deluxe Frog Development SpecimenReal Insect$49.99
15308Deluxe Gold Leaf ElectroscopexUmp.com$29.99
16540Deluxe Life Cycle of SilkwormReal Insect$49.00
13972Deluxe Molecular Model SetxUmp.com$59.00
17089Deluxe Multimeter Test Leads - Needle Tip - Set of 2$3.99
16751Deluxe Solar-Powered Car - with Teacher GuidexUmp.com$29.99
16115Deluxe Stirling GeneratorxUmp.com$99.00
16951Deluxe Zinc-Alloy Metal Spinning Top$5.95
15747Dendritic CrystalxUmp.com$3.99
15779Density Cube Set - 10 Cubes SetxUmp.com$52.50
17043Derma-Lite Nitrile Exam Gloves - LARGE - Box of 100$22.95
17044Derma-Lite Nitrile Exam Gloves - XTRA LARGE - Box of 100$22.95
15752Desert Rose Cluster - Large Chunk (2-3 inch)xUmp.com$6.99
15203Desktop SkeletonxUmp.com$35.95
14803Desoldering PumpxUmp.com$4.99
13381Desoldering WickElenco$1.49
11006Detective Science Fingerprint 4M Kit4M$12.95
13348Dig Into Fossils BookletGeocentral$1.99
10980Dig Into Rocks BookletGeocentral$2.19
17067Digital Adjustable USB Power Supply - 1V to 30V 2A$14.95
16325Digital AnemometerxUmp.com$19.99
16754Digital DC Voltmeter Module - 3V-30VxUmp.com$1.99
16326Digital EMF MeterxUmp.com$44.99
16716Digital Inclinometer - 360 deg Digital LevelxUmp.com$34.99
14475Digital Instant Read Thermometer C/FxUmp.com$9.99
16799Digital IR Infrared Thermometer Non-ContactxUmp.com$59.97
16714Digital Laser Tachometer - up to 99999 RPM MeterxUmp.com$19.99
15841Digital Multimeter with Data HoldxUmp.com$11.99
16080Digital Particle/Temperature Meter - TDS-3xUmp.com$11.99
16123Digital pH MeterxUmp.com$12.99
16715Digital Pocket Oscilloscope - 0-200KHzxUmp.com$79.99
16322Digital Sound MeterxUmp.com$22.99
16937Digital Stopwatch - 100th of second$3.39
16319Digital Thermometer Module with ProbexUmp.com$3.99
16434Digital Timer - Classroom, Lab, KitchenxUmp.com$2.99
17086Digital USB Power Supply - Adjustable 1V-24V 1A$4.95
14937Digital Vernier CalipersxUmp.com$9.99
16706Dino Skeleton Excavation Dig Mini KitGeocentral$3.99
14679Dinosaur BonexUmp.com$5.99
12467Dinosaur Fossil PuttyToysmith$2.99
11246Dinosaurs Playing CardsxUmp.com$5.99
16611Dinosaurs Wild CardsxUmp.com$10.99
15984Diopside - Large Chunk (2-3 inch)xUmp.com$6.99
13778Discharge Electrode - Hand-HeldWinsco$99.00
13777Discharge Electrode - Large MountedWinsco$253.00
11242Discover America Playing CardsxUmp.com$5.99
10092Discovery PackTedco$15.99
16832Disposable Earplugs - 200 sets$39.99
16835Disposable Foam Safety Ear Plugs - ANSI S3. 19-1974xUmp.com$0.19
13151Disposable Scalpels - pack of 10C & A Scientific$7.99
16543Distilling ApparatusxUmp.com$87.99
12341Division Tables PlacematxUmp.com$2.50
16873DIY DNA Model$9.95
16350DIY Flashing LED Circuit KitxUmp.com$2.50
17066DIY Model Boat Motor Drive Set$14.95
16198DNA Ball - Stress BallPlay Visions$5.99
13398Doodling Robot 4M Kit4M$16.99
16768Double 18650 Battery Charge Shield - 3V 5V DC SupplyxUmp.com$9.99
14134Double Burette ClampxUmp.com$15.99
11104Double PulleyxUmp.com$2.19
11106Double Tandem PulleyxUmp.com$2.29
14907Dr Johnson's Heat EnginexUmp.com$49.00
14440Dual Color Z Liquid TimerxUmp.com$4.99
16320Dual Scale C/F Sticker ThermometerxUmp.com$0.79
13153Dual Thermometer with Plastic BackingC & A Scientific$1.99
16297Duncan Reflex Auto Return Yo-YoDuncan$11.99
15950Duncan Skyhawk Offstring Yo-YoDuncan$29.99
14074Dynamic Car SetxUmp.com$16.00
10837E=mc2 Science T-ShirtxUmp.com$12.95
16855EC TDS Temp 3-in-1 Digital MeterxUmp.com$39.95
14392Economy Ceramic Horseshoe MagnetxUmp.com$0.29
14814Economy Color Mixing DemoxUmp.com$37.99
16433Economy DC Crank Generator - USB 5VxUmp.com$7.99
15146Economy Dissecting Set - 7 PiecesxUmp.com$9.99
16769Economy Wire Stripper and CrimperxUmp.com$1.29
14806Edible Chemistry KitCopernicus Toys$18.00
15085Edible Wilderness Playing CardsxUmp.com$6.95
13035Eerie OrbToysmith$3.99
16945Electicity and Magnetism 29-piece Set$79.00
15595Electric BellxUmp.com$15.00
14848Electric Double Walled CalorimeterxUmp.com$12.00
16340Electric Paint PenxUmp.com$22.95
13780Electric Plume for Van de Graaff GeneratorWinsco$29.00
15830Electricity and Electronic Circuits KitxUmp.com$29.95
16934Electrolysis of Water Classroom Demo Apparatus$95.00
14033Electromagnet - DissectiblexUmp.com$15.99
14852Electromagnet Science KitxUmp.com$24.99
10155Electromagnet SetDowling Magnets$36.99
16661Electromagnet Solenoid - 3V 25NxUmp.com$6.99
16660Electromagnet Solenoid - 6V 25NxUmp.com$7.99
16935Electromagnetism - Oersteds Effect Classroom Demo Apparatus$39.00
15220Electronics Advanced Circuits KitThames & Kosmos$179.00
16430Electronics Project Box - LargexUmp.com$9.99
16429Electronics Project Box - MediumxUmp.com$4.99
16428Electronics Project Box - Small xUmp.com$2.99
16531Electrophoresis TankxUmp.com$139.00
13785Electrophorus - For Electrostatics ExperimentsWinsco$69.00
16968Electrostatic Discharge Tongs - Adjustable$11.99
15343Electrostatic Science KitxUmp.com$29.00
16421Elestial Quartz - Large Chunk (2-3 inch)xUmp.com$10.99
15750Emerald - Large Chunk (2-3 inch)xUmp.com$7.99
14257Emerald Quartz - Bulk MineralGeocentral$1.69
14405Emergency Sleeping BagxUmp.com$2.79
16581Emergency Solar Hand-Crank Radio FlashlightxUmp.com$29.95
13555Emergency Space BlanketxUmp.com$1.49
16196Emoji Big Button MagnetsDowling Magnets$5.99
16470Enamelled Copper Wire - 0.1mm 15mxUmp.com$1.59
16903Enamelled Copper Wire - 0.3mm 10m - Electro-Magnet WirexUmp.com$4.99
16553Enamelled Copper Wire - 0.5mm 10mxUmp.com$7.99
16552Enamelled Copper Wire - 1mm 100g 12mxUmp.com$12.99
10612Energy BallxUmp.com$3.99
16739Energy Transfer Balls - Set of 2$36.99
13983Equal Mass Science SetxUmp.com$12.99
16406Equilateral Acrylic Prism - 1 x 2 inchesxUmp.com$2.99
16405Equilateral Glass Prism - 1 x 2 inchesxUmp.com$3.59
14477Equilateral Glass Refraction Prism 75 x 9 mmxUmp.com$3.99
10869Equilateral Optical Glass Prism - 25 x 75 mmxUmp.com$4.99
16363Etron 40 Basic Circuits Labs KitEtron$24.95
16427Etron 40 Digital Circuits Lab KitEtron$41.95
15797Eureka BallCreative Whack$22.99
16725Evaporating Dish 150mlxUmp.com$2.79
15381Explore Geology - 24 Rocks & Minerals SetxUmp.com$11.95
13155Extraordinary Ordinary Prepared Slide SetC & A Scientific$9.99
16649Faceted High Grade Iron Pyrite 2-3 inch Chunk xUmp.com$29.99
16476Fan DIY Micro Car KitxUmp.com$4.49
16542Fan Propeller with Soft BladesxUmp.com$0.99
15785Fanimals - LED Light-up Hand-held FanToysmith$14.95
17083Ferrite Core Ring 22 x 14 x 8mm $0.89
13347Fiery Mood RingGeocentral$3.99
15684Filter Paper - 4x4 - pack of 100xUmp.com$9.99
13434Fire SyringexUmp.com$19.99
13791Flame Salts Chemstry SetWinsco$79.99
12254Flashing Neutron BallToysmith$4.95
14624Flask Electroscope for Electrostatic ExperimentsxUmp.com$10.99
15816Flask Stand - PolypropylenexUmp.com$6.99
14102Flat Aluminum ElectrodexUmp.com$0.99
14071Flat Carbon ElectrodexUmp.com$2.49
14069Flat Copper ElectrodexUmp.com$2.29
15672Flat Iron ElectrodexUmp.com$1.29
16662Flat Nickel-Plated ElectrodexUmp.com$2.99
14072Flat Pure Nickel ElectrodexUmp.com$6.99
14070Flat Zinc ElectrodexUmp.com$1.99
15909Flexible ClampxUmp.com$29.95
14909Flexinol MuscleWire - 70 deg C - 1mxUmp.com$5.99
12836Fling-Zing Chinese Yo-YoToysmith$0.99
13987Flint Dropper Bottle - 1oz SinglexUmp.com$1.99
16156Flip Sand Art - Black and WhitexUmp.com$19.95
17061Flip Sand Art - Blue and White$19.95
13390Floating Colors TimerxUmp.com$4.95
10230Floating Magnet Rings KitDowling Magnets$6.99
13157Flower Power Prepared Slide SetC & A Scientific$9.99
13790Fluorescent Liquids SetWinsco$69.99
14236Fluorescent Minerals CollectionxUmp.com$49.95
12300Fluorite - Bulk MineralGeocentral$1.49
14126Folding BinocularsToysmith$5.49
14075Force and Reaction Fan CarxUmp.com$17.99
13431Force Table - Physics Classroom DemoxUmp.com$169.00
16181Fossil FishxUmp.com$12.99
16733Fossil Hunt Geology KitxUmp.com$27.95
14237Fossil Starter BagxUmp.com$19.95
16210Four Legged ALLBOT - Arduino Robot KitVelleman$149.99
16930Fresnel Lens – with 25 Frames$2.19
10127Fresnel Lens SheetxUmp.com$2.19
15764Fuchsite - Large Chunk (2-3 inch)xUmp.com$4.99
14601Fulgurite - Lightning in a BoxxUmp.com$4.99
13159Fun Guys Prepared Slide SetC & A Scientific$9.99
16858Galileo Thermometer - 11 inch tall$19.95
16859Galileo Thermometer - 17 inch tall$39.95
14260Garnet - Bulk MineralGeocentral$1.49
16928Gas Generating Bottle - 250 mL$12.50
14836Gas Law ApparatusxUmp.com$119.00
16328Geared DC MotorxUmp.com$2.00
17037Geared DC Motor 130 3V-12V - for DIY Car and Robot Projects$2.59
15866Geared DC Motor and Toy Car Wheel SetxUmp.com$5.99
16655Geared Micro DC Motor - 60RPM 6V xUmp.com$5.99
16791Gel Ant Habitat with LED LightsxUmp.com$23.97
14025Gems of the USACopernicus Toys$5.99
15169General Fossil CollectionxUmp.com$25.95
14598Genuine Meteorite - Large 40g ChunkxUmp.com$39.99
14599Genuine Meteorite NecklacexUmp.com$12.99
14209Genuine MeteoritesxUmp.com$7.99
16390GeoCentral Crystals Science KitGeocentral$12.99
16389GeoCentral Fossils Science KitGeocentral$12.99
14161GeoCentral Igneous Rock Science Kit Geocentral$12.99
14261GeoCentral Minerals Science KitGeocentral$12.99
14777GeoCentral Rock Science KitGeocentral$13.00
14159GeoCentral Sedimentary Rock Science Kit Geocentral$12.99
11418Geometry 2 Study ChartBarCharts$4.95
16827Giant Metal Spring - 3.75 inch diameter$9.95
16381Giant Shark Tooth Fossil - 2 inchxUmp.com$5.99
15547Giant Solar Balloon - 50 feetTedco$18.99
15687Glass Alcohol Thermometer - Dual C/F ScalexUmp.com$5.95
13607Glass BeadsxUmp.com$12.00
14275Glass Beaker - 1000mlxUmp.com$6.99
14274Glass Beaker - 100mlxUmp.com$2.49
13060Glass Beaker - 250mlxUmp.com$2.99
16244Glass Beaker - 50mlxUmp.com$2.19
13061Glass Beaker - 600mlxUmp.com$3.99
14254Glass Beaker Mug - 400mlxUmp.com$14.99
14282Glass Boiling Flask - 1000mlxUmp.com$15.99
14279Glass Boiling Flask - 100mlxUmp.com$3.49
14280Glass Boiling Flask - 250mlxUmp.com$4.99
14281Glass Boiling Flask - 500mlxUmp.com$5.99
16548Glass Boiling Flask - Round Bottom - 1000mlxUmp.com$12.99
16546Glass Boiling Flask - Round Bottom - 250mlxUmp.com$3.20
16547Glass Boiling Flask - Round Bottom - 500mlxUmp.com$4.25
15355Glass Burette - 100mlxUmp.com$26.99
15353Glass Burette - 25mlxUmp.com$19.99
15354Glass Burette - 50mlxUmp.com$22.99
14276Glass Erlenmeyer Flask - 100mlxUmp.com$2.79
13058Glass Erlenmeyer Flask - 250mlxUmp.com$4.49
13059Glass Erlenmeyer Flask - 500mlxUmp.com$6.49
16245Glass Erlenmeyer Flask - 50ml WidemouthxUmp.com$2.49
14362Glass Erlenmeyer Mug - 400mlxUmp.com$14.99
13068Glass Eye DropperxUmp.com$0.79
15365Glass Filtering Flask - 1000ml xUmp.com$21.99
15363Glass Filtering Flask - 250mlxUmp.com$10.99
15364Glass Filtering Flask - 500mlxUmp.com$14.99
13062Glass Graduated Cylinder - 100mlxUmp.com$4.99
14278Glass Graduated Cylinder - 250mlxUmp.com$7.99
13063Glass Graduated Cylinder - 500mlxUmp.com$10.99
16243Glass Graduated Cylinder - 50mlxUmp.com$2.99
16505Glass Lab PuttyxUmp.com$5.99
15350Glass Lens & Prisms SetxUmp.com$29.99
10877Glass Lens Set, Set of 6xUmp.com$10.99
15681Glass Mirror - 4 x 4 inchesxUmp.com$1.79
16246Glass Pipette MOHR - 10mlxUmp.com$1.99
15696Glass Plates - 10 packxUmp.com$22.99
15369Glass Separatory Funnel - 100mlxUmp.com$19.99
15370Glass Separatory Funnel - 250mlxUmp.com$24.99
16448Glass Stir Rod - 6 inchxUmp.com$0.39
16722Glass Stir Rod - 8 inchxUmp.com$0.59
13067Glass Test TubexUmp.com$0.79
15685Glass Tubing CutterxUmp.com$11.99
15367Glass Volumetric Flask - 100mlxUmp.com$6.49
15368Glass Volumetric Flask - 250mlxUmp.com$14.99
15366Glass Volumetric Flask - 50mlxUmp.com$5.99
16478Glow Crystal Growing 4M Kit4M$10.99
13736Glow GluxCopernicus Toys$6.99
16506Glow Lab Scientific PuttyxUmp.com$5.99
14976Glow Skeleton T-ShirtxUmp.com$9.95
10547Glowing Gel Experiment KitCopernicus Toys$18.00
14579Glow-in-the-Dark MoonstonesPlay Visions$4.99
14633Glow-in-the-Dark RockGeocentral$2.00
14805Gold GluxCopernicus Toys$6.99
16794Gold Pin Art - Desktop ArtToysmith$24.95
15753Golden Mica with Tourmaline - Large Chunk (2-3 inch)xUmp.com$10.99
15979Goniatite - 2 inch Real FossilxUmp.com$5.99
15358Graham CondenserxUmp.com$29.99
16679Gravitrax - Expansion Building Set$24.99
16894Gravitrax - Expansion Lifter Set$24.99
16680Gravitrax - Expansion Trax Set$24.99
16681Gravitrax - Gravity Hammer - Add On$9.99
16683Gravitrax - Looping - Add On$9.99
16682Gravitrax - Magnetic Cannon - Add On$9.99
16892Gravitrax - Scoop - Add On$9.99
16893Gravitrax - Trampoline - Add On$9.99
16678Gravitrax Starter Set - STEM Marble Run with VR$69.00
15447Gravitron GyroTedco$9.95
16118Green Cotton Pulley Thread - 15mxUmp.com$3.99
13815Green Laser PointerxUmp.com$19.00
13482Green Laser Pointer - SilverxUmp.com$29.00
16875Green Neon Bulb - 6mm x 16mm - for Electro-Static ExperimentsxUmp.com$1.95
15973Green Rose Chafer Beetle - Small SpecimenReal Insect$3.99
16375Green Slag - Large Chunk (2-3 inch)xUmp.com$3.99
16665GreenLine Single Pole Double Throw Knife Switch$1.59
16561Grow a Blue Crystal KitThames & Kosmos$5.99
16562Grow a Green CrystalThames & Kosmos$5.99
16728Growing Rock CrystalsxUmp.com$8.99
10975Gypsum Rosettes - Bulk MineralGeocentral$1.49
10876Hand Held DC GeneratorxUmp.com$14.00
16939Hand Vacuum Pump - without gauge$24.95
10166Handheld UV LightxUmp.com$7.49
16746Happy and Sad Balls - Collisions Demo$5.99
15145Harbottle ApparatusxUmp.com$19.99
14408Hard Hat - Head Protection in the LaboratoryxUmp.com$9.99
12465Hatchin Grow DinoToysmith$3.29
10875Heat ConductometerxUmp.com$15.95
16789Heat Mantle - for Laboratory UsexUmp.com$119.00
15845Heat Transfer Science KitxUmp.com$36.99
16692Heat-Resistant Polyimide Tape - 2cm x 30mxUmp.com$4.95
14244Helium Spectrum Discharge TubexUmp.com$19.99
15774Heros Engine FlaskxUmp.com$29.99
16608Hoberman Mini Sphere - Expanding Universe GlowHoberman$17.95
13948Hoberman Original Mini SphereHoberman$17.99
12538Hoberman Sphere - Universe GlowHoberman$42.99
14835Hoffman Screw Clamp for Chemistry LabxUmp.com$2.00
16550Hook Collar ClampxUmp.com$3.29
13549Hook Magnet - 8lb PullxUmp.com$1.89
15852Hooked Brass Weight - 100gxUmp.com$5.99
15851Hooked Brass Weight - 50gxUmp.com$3.99
16966Hookes Law Spring set$8.99
13415Hook-Up Wire on Spool - BlackElenco$2.99
13416Hook-Up Wire on Spool - RedElenco$2.99
15674Horizontal Cast and Collision TesterxUmp.com$49.00
16970Horizontal Hand Boiler$8.99
15650Hot Plate - 6 inch 1000WxUmp.com$17.95
14157Hot Plate with Magnetic StirrerxUmp.com$159.00
15337How Clean is the Air? KitxUmp.com$29.95
15338How Clean is the Water? KitxUmp.com$55.00
10838Human Anatomy Model - Large 20 inElenco$109.00
10867Human Brain ModelxUmp.com$45.99
10881Human Ear Model - LargexUmp.com$52.99
11025Human Eye Anatomy ModelxUmp.com$42.99
15235Human Kidney Anatomy ModelxUmp.com$42.99
10880Human Skull Biology ModelxUmp.com$49.00
16915Human Torso Anatomy Model - 45cm$79.95
16933Human Torso Model with 15 Removable Parts - 10 inch tall$39.00
16749Human/Animal Prepared Biology Slide Set - 25 slidesxUmp.com$19.99
10444Human-Powered Light BulbCopernicus Toys$3.99
14249Hydrogen Spectrum Discharge TubexUmp.com$19.99
13443Hydropower Science KitThames & Kosmos$49.00
16370Ice Calcite - Large Chunk (2-3 inch)xUmp.com$3.99
15773Ice Melting KitxUmp.com$27.95
16729Igneous Rock Bag - 6pcsxUmp.com$5.99
14933Illuminated LED LoupexUmp.com$6.99
15605Illuminated Mini 16X MicroscopexUmp.com$5.99
14226Illuminated Orbiter - Sun-Moon-Earth xUmp.com$299.00
16738Impact Safety Goggles - Indirect Ventilation$12.95
14829Inclined Plane - Physics Classroom DemoxUmp.com$59.99
13156Incredible Edible Plants Prepared Slide SetC & A Scientific$9.99
17005Infinite Fidget Cube$4.95
14406Inflatable PillowxUmp.com$3.49
10508Inflatable World Globe - 12inxUmp.com$1.79
15171Inflatable Writable Globe - 24 inchxUmp.com$12.00
16909In-Line USB Voltage and Current Meter 3.3-18V 0-3AxUmp.com$6.95
15956Insectoid 4M Robot Kit4M$16.99
16745Insulating Dough 10oz$24.99
13981Internal Combustion Engine Model - GasolinexUmp.com$49.00
15315Interplanetary TattoosCopernicus Toys$5.99
16571Intllab Magnetic Stirrer MS-500xUmp.com$49.99
10570Inventors Playing CardsxUmp.com$6.99
16409Invisible Ink Pen and UV LightxUmp.com$1.49
10153Iron Filings - 12oz BottleDowling Magnets$8.99
13757Iron Filings CasexUmp.com$1.99
15755Iron Pyrite - Large Chunk (2-3 inch)xUmp.com$4.99
16184Iron Pyrite Cube in Limestone MatrixxUmp.com$13.99
17050iShield Disposable Face Shield$6.95
17035iSmile Nitrile Exam Gloves - LARGE - Box of 100$19.95
17062iSmile Nitrile Exam Gloves - MEDIUM - Box of 100$18.95
12255IsoFlex BallToysmith$4.99
10421Jacob's LadderToysmith$4.99
10327Jumbo Compass - 3 inch diameter xUmp.com$2.99
16412Jumbo Glitter Poppin HopperToysmith$0.99
13758Jumbo Magnetic Marbles - set of 5xUmp.com$4.99
15781Jumbo Spiral Glitter WandToysmith$6.99
10436Kaleidoscope Making 4M Kit4M$11.99
13071Kids Chemical Safety GogglesxUmp.com$9.95
15986Kids First Physics Lab KitThames & Kosmos$44.99
13793Kids Pi Math T-ShirtxUmp.com$9.95
15957KidzLabs 4M Crystal Science Kit4M$14.99
17025Kiko Robot Kit 962$29.95
13775Kilovoltron Van de Graaff GeneratorWinsco$279.00
16545Kjeldahl Bulb with StoppersxUmp.com$14.99
13854Knife Switch - Double Pole Double ThrowxUmp.com$3.49
15149Knife Switch - Single Pole Double ThrowxUmp.com$2.49
11571Konus MotorMax-90 TelescopeKonus$399.95
14247Krypton Spectrum Discharge TubexUmp.com$19.99
16351Lab DC Switching Power Supply 0-30V 0-3AVelleman$99.99
14256Laboratory Counter / TimerxUmp.com$6.49
14874Laboratory GyroscopexUmp.com$39.95
16551Laboratory Protection ApronxUmp.com$8.75
14142Laboratory Scissor Jack - Black EnamelxUmp.com$37.99
14855Laboratory Scissor Jack - Stainless SteelxUmp.com$44.99
14812Laboratory Vacuum Pump, 110VxUmp.com$199.00
16646Labradorite Chunk - 1 inch with One Polished SidexUmp.com$5.99
14035Lamp Board - 5 lampsxUmp.com$15.99
13702Large DNA Model - Classroom DemoxUmp.com$79.00
16792Large Infinity Mirror - Optics DemoxUmp.com$49.99
14936Large Plastic Vernier CalipersxUmp.com$1.49
15351Large Spherical Convex MirrorxUmp.com$99.00
16643Laser Fog Light ShowToysmith$79.95
16767Laser Pointer Holder Clamp - 16mmxUmp.com$19.99
16554Laser Ray Box - 3 Red BeamsxUmp.com$34.99
16391Lava In a BottleGeocentral$4.99
15129Lazer FingersToysmith$2.99
14788Lead-Free Solder Spool - 100gVelleman$14.99
16784Lead-Free Solder with Dispenser 0.5ozVelleman$3.29
13955LED - Green 5mm 565nm 2.6VxUmp.com$0.29
13956LED - Red 5mm 635nm 2.6VxUmp.com$0.29
16481LED - UV 5mm 400nm 3.5VxUmp.com$0.29
14646LED Pocket Microscope 20x - 40xxUmp.com$22.99
14801LED Robot Blinker Electronics Solder KitElenco$9.99
14784LEDs Set - Assorted 80pcsVelleman$14.95
14617Lemon ClockToysmith$5.99
14638Lenz Law Copper TubexUmp.com$18.99
15766Lepidolite - Large Chunk (2-3 inch)xUmp.com$8.99
10157Levitation SetDowling Magnets$36.99
13978Leyden Jar - SeparablexUmp.com$12.00
16923Liebig Condenser - 200mm$11.99
16538Life Cycle of Cabbage Butterfly - Real SpecimenReal Insect$49.99
16537Life Cycle of Honeybee - Real SpecimenReal Insect$49.99
15937Life Cycle of Silkworm - Real SpecimenReal Insect$19.99
10866Life-Size Human Heart ModelxUmp.com$44.99
11958Life-Size Human SkeletonxUmp.com$299.00
13532Light Crystal Prism - LargeTedco$14.99
16632Light-Up Mini MarqueeSchylling$10.99
16637Light-Up Speech Bubble Message BoardxUmp.com$15.95
13158Lily Pad Leap Prepared Slide SetC & A Scientific$9.99
16327Line Tracking Car DIY KitxUmp.com$8.99
17053Liquid Crystal Forehead Thermometer Strip$1.29
15375Liquid Crystal Temperature StripxUmp.com$15.99
15589Liquid Crystal Thermometer Stickers - 5 packxUmp.com$5.99
15596Liquid Filled Compass - 1.75 inchxUmp.com$1.19
15536Locust SpecimenReal Insect$14.99
15472Lodestone Chunk - Automagnetised MagnetitexUmp.com$3.99
13417Logic ProbeElenco$22.99
16119Long Metal Coil Spring - Extends to 30 feetxUmp.com$15.99
16936Loop The Loop Track$29.00
13792Lucite Light Rod - For Fiberoptics DemosWinsco$29.95
16099Lunar Light ShowToysmith$20.00
15148Lung Demo Science KitxUmp.com$27.00
15847Luster Rocks KitxUmp.com$21.99
16068MaBoRun - Amazing ComboMaBoRun$29.95
16073MaBoRun - Mini Spinning DiscsMaBoRun$16.00
16072MaBoRun - Mini TornadoMaBoRun$16.00
13429Magdeburg HemispheresxUmp.com$6.99
15116Magic Bullet Train Magnet KitDowling Magnets$24.99
16095Magic LoopsToysmith$4.95
10228Magic Penny Magnet KitDowling Magnets$25.99
15526Magic RocksToysmith$4.99
16392Magic Sunset EggsGeocentral$2.99
14620Magleads - Black (set of 10)xUmp.com$15.95
14621Magleads - Red (set of 10)xUmp.com$15.95
14897Magnet Science 4M Kit4M$14.99
10261Magnet Strip Hold ItsDowling Magnets$0.79
11671Magnet TapeDowling Magnets$7.99
14175Magnetic Decision MakerKikkerland$11.95
16194Magnetic Dry-Erase Name PlatesDowling Magnets$14.99
16454Magnetic Ferrofluid DisplayxUmp.com$23.99
16529Magnetic Field CubexUmp.com$39.99
14626Magnetic Field ModelxUmp.com$39.99
14504Magnetic GluxCopernicus Toys$6.99
10441Magnetic Gyro-Fly WheelToysmith$3.75
16793Magnetic Iron Filings SaverxUmp.com$9.97
16563Magnetic Levitating GlobexUmp.com$89.99
13698Magnetic Levitator - ClassicToysmith$11.95
16723Magnetic Lines of Force ViewerxUmp.com$19.95
15828Magnetic Match RingsxUmp.com$11.99
14913Magnetic Metal Clips - set of 4xUmp.com$2.99
16735Magnetic Putty with Neo MagnetxUmp.com$9.99
13715Magnetic Rings and Stand SetxUmp.com$3.29
15726Magnetic Sand TimerxUmp.com$9.99
16981Magnetic Sphere Desk Sculpture$5.95
16397Magnetic Sphere with Iron Filings KitxUmp.com$15.99
10534Magnetic WandDowling Magnets$2.49
16898Magnificent Dinosaur Machine Kit$24.95
16897Magnificent Marble Machine Kit$24.95
16895Magnificent Walking Machine Kit$24.95
13849Magnifying Bug ViewerxUmp.com$4.39
16899Make a Dinosaur - T-Rex$19.95
17013Make a Robotic Arm - Wood & Hydraulics Kit$29.95
10511Make Your Own Bubble Gum KitCopernicus Toys$16.99
12659Mantis SpecimenReal Insect$14.99
13982Mass Force Demo Science KitxUmp.com$12.99
14205Matched Halves Ammonite Fossil SetxUmp.com$4.99
15258Math Magic 4M Kit4M$14.99
14804Mathy TattoosCopernicus Toys$5.99
10882Maxwells Wheel - LargexUmp.com$39.99
14141Measuring Plastic Jug with HandlexUmp.com$2.99
16121Measuring Tape - 10 pack - 60inch 150cmxUmp.com$4.99
16843Mechanics Lab - Cranes - Motorized Construction Models KitClementoni$49.00
16842Mechanics Lab - Police Car - Remote Control Kit$75.00
17045Medline PRO Nitrile Exam Gloves - LARGE - Box of 100$29.95
16815Mega MaboRun - 236pcs Marble Run Kit$59.95
16179Metacanthina TrilobitexUmp.com$19.99
16940Metal Alcohol Burner$22.95
16734Metal Disc Set - 8 Metals - Stamped 1inchxUmp.com$7.99
11682Metal Jax and Ball SetToysmith$5.99
16630Metal Slime BotSchylling$4.99
15602Metal Vernier Caliper - 6inch/150mm xUmp.com$12.95
16503Metallic Lab PuttyxUmp.com$5.99
16615Metallic Minerals Science KitxUmp.com$11.99
16730Metamorphic Rock Bag - 6pcsxUmp.com$5.99
16635Meteorite Outer Space Excavation KitxUmp.com$2.99
16321Micro Speaker - 8ohm 1W with leadsxUmp.com$2.09
16526Micro Vibration Motor - 1.5V 6x12mmxUmp.com$1.39
13605Microscope Cover Glass - 18x18mm 100pcsxUmp.com$1.49
13606Microscope Cover Glass - 22x22mm 100pcsxUmp.com$1.99
13160Microscope Slide Box - 50 Slides CapacityC & A Scientific$3.99
14613Mighty Magnet SetToysmith$9.99
13218Mineral Science KitToysmith$11.95
14232Mineral Test KitxUmp.com$11.99
15633Mini Cloth Measure KeychainxUmp.com$0.79
16905Mini COB Bulb - Blue - E10 3VDC 0.18WxUmp.com$1.25
16906Mini COB Bulb - Green - E10 3VDC 0.18WxUmp.com$1.29
16907Mini COB Bulb - Red - E10 3VDC 0.18WxUmp.com$1.29
16904Mini COB Bulb - White - E10 3VDC 0.18WxUmp.com$1.29
16693Mini COB Spotlight Bulb - E10 3VDC 0.5W WhitexUmp.com$1.49
13975Mini DC Motor with LeadsxUmp.com$2.79
16689Mini Digital 2-in-1 Voltmeter Ammeter - 100V 10AxUmp.com$4.99
17081Mini Digital Voltmeter - 0V-30V - 3-Wire$1.95
14127Mini Dinosaur Excavation KitToysmith$3.99
15848Mini E10 Bulb Socket with Terminals - Pack of 10xUmp.com$3.99
15673Mini E10 Lamp Holder with SpringsxUmp.com$1.49
13974Mini E10 Lamp ReceptaclexUmp.com$1.19
15868Mini Electronics BreadboardxUmp.com$2.49
17036Mini Electronics Breadboards - Set of 6$5.95
15700Mini Folding ScissorsxUmp.com$1.29
14665Mini Hobby Speaker - 2 inch 4 OhmsxUmp.com$2.29
16760Mini Hobby Speaker - Flat 36mm 8ohm 0.5WxUmp.com$1.29
15895Mini Knife Switch - 10 packxUmp.com$14.99
11109Mini Knife Switch - SinglexUmp.com$1.59
17090Mini LCD Thermometer and Hygrometer$2.99
16694Mini LED Conelight Bulb - E10 3VDC WhitexUmp.com$1.29
16486Mini LED Light Bulb - Blue - 3V DC E10 0.06WxUmp.com$1.29
16487Mini LED Light Bulb - Green - 3V DC E10 0.06WxUmp.com$1.29
16488Mini LED Light Bulb - Red - 3V DC E10 0.06WxUmp.com$1.29
16485Mini LED Light Bulb - White - 3V DC E10 0.06WxUmp.com$1.29
16489Mini LED Light Bulb - Yellow - 3V DC E10 0.06WxUmp.com$1.29
16323Mini LED Microscope 160X-200XxUmp.com$8.99
16484Mini Light Bulb Holder - E10 with wire leadsxUmp.com$1.39
11108Mini Lightbulbs - 1.5-3V E10 - Pack of 10xUmp.com$2.49
16967Mini Lightbulbs - 6.3V E10 - Pack of 10$2.99
16309Mini Liquid Compass - 20mm - Pack of 10xUmp.com$2.99
17060Mini Liquid Compass - 25mm - Pack of 10$3.99
16117Mini Magnetic Pole FinderxUmp.com$5.95
17082Mini Phillips Screwdriver - 3mm - 12cm Long$0.99
10616Mini Plasma BallxUmp.com$14.99
13558Mini Plastic Vernier CalipersxUmp.com$0.79
16527Mini Ripple Tank - Physics Classroom DemoxUmp.com$139.99
16884Mini Tesla Coil with 9V Power Adapter$29.95
16093Mini Voice ChangerToysmith$10.95
14786Miniature RelayVelleman$1.79
16155Mirror Ball String LightFortune Products$14.99
15907Modular AA Battery Holders - Block of 4xUmp.com$4.95
13408Modular D Battery Holder - 1.5VxUmp.com$1.49
16931Molecules - Covalent Bonding Card Game$9.95
16034Momentary Push-Button Switch with LeadsxUmp.com$1.99
14898Money Safe 4M Kit4M$20.99
14023Monster BalloonCopernicus Toys$7.99
11686Mood MuddToysmith$4.49
16471Mood RingxUmp.com$1.29
11820Moroccan Trilobite FossilxUmp.com$7.99
14680Mosasaur Dino ToothxUmp.com$4.99
16238Mosasaur Teeth CompositionxUmp.com$25.99
16650Mosasaurus Fossil Tooth in Matrix - LargexUmp.com$19.99
16651Mosasaurus Jaw Fossil in MatrixxUmp.com$79.99
15754Moscovite Mica - Large Chunk (2-3 inch)xUmp.com$6.99
16213Motor and Power Shield for ArduinoVelleman$34.99
10156Motor Generator SetDowling Magnets$36.99
16796Motorized Robotic Arm 4M Kit4M$19.97
15071Moving Butterfly - Blue MorphoxUmp.com$29.99
15072Moving Butterfly - MonarchxUmp.com$29.99
16298Multicolor Yo-Yo Strings - 5 packDuncan$3.99
15935Multifunction 60 SMD FlashlightxUmp.com$6.99
15198Multi-Function Survival ToolxUmp.com$1.79
16534Multi-Purpose Test Support SetxUmp.com$89.00
14903MuscleWire Demo SpringxUmp.com$9.99
14905MuscleWires Monster Moving Hand KitxUmp.com$29.99
14904MuscleWires Project Book and Sample KitxUmp.com$27.00
11739My First Lab Duo MicroscopeC & A Scientific$99.00
16097Mystery FireToysmith$3.99
10465Mystery StickCopernicus Toys$1.59
17032N300 Nitrile Exam Gloves - MEDIUM - Box of 300$59.95
16387N50 Neodymium Bar Magnet - 50x10x5mmxUmp.com$4.99
16388N50 Neodymium Cube Magnet - 10x10x10mmxUmp.com$2.29
16385N50 Neodymium Disc Magnet - 10x3mmxUmp.com$0.99
16386N50 Neodymium Disc Magnet - 20x5mmxUmp.com$2.79
17026N95 FDA NIOSH Approved Makrite 9500 Respirator Face Mask - pack of 3$29.95
17076N95 FDA NIOSH Approved Makrite 9500 Respirator Face Masks - pack of 20$199.95
16990N95 NIOSH Approved Respirator Face Masks SH9550 - set of 4 $39.95
16997N95 NIOSH Respirator Mask SH9550 - Box of 20$199.95
15990Nanotechnology Science KitThames & Kosmos$109.00
16087Neon Bulb - 6mm x 16mm - for Electro-Static ExperimentsxUmp.com$0.59
14245Neon Spectrum Discharge TubexUmp.com$19.99
13783Neon Wand for Electrostatic ExperimentsWinsco$69.00
15312Neutral Litmus Paper - 100 stripsxUmp.com$1.29
15348Neutralization Lens SetxUmp.com$4.29
13886New York Demonstration BalancexUmp.com$39.95
15382Newton Spring Scale 5NxUmp.com$2.99
16921Newtonian Desk Toy$12.95
15591Newtons Color DiscxUmp.com$39.99
10063Newtons Cradle - Large - 7 inchesxUmp.com$24.99
10808Newtons Cradle - Regular - 5.5 inchesxUmp.com$19.99
16876Nickel Metal Cube - 10mm 99.95% Pure xUmp.com$17.95
16866Night to Day Temp-Changing Coffee Mug$9.95
16952Niobium Metal Cube - 10mm 99.95% Pure $17.95
16342Nitinol Wire - 1ftxUmp.com$2.50
14250Nitrogen Spectrum Discharge TubexUmp.com$19.99
11163Noise PuttyToysmith$2.00
17091Non-Hardening Modeling Clay - 2oz$1.79
15727Nostalgic Pack GyroscopeTedco$8.95
12837Number Slide PuzzleToysmith$3.25
11198Obsidian ArrowheadGeocentral$0.99
15694Oceanic Fossils SetxUmp.com$5.99
14623Oersteds Law ApparatusxUmp.com$21.99
10435Old World KaleidoscopeToysmith$7.99
16348Open DC Motor Demo - 4.5VxUmp.com$6.99
10968Optical Calcite - Bulk MineralGeocentral$2.99
10544Optical Illusions Playing CardsxUmp.com$7.99
12472Oral Hygiene Anatomy ModelxUmp.com$45.99
11199Orange Calcite - Bulk MineralGeocentral$1.49
16371Orange Calcite - Large Chunk (2-3 inch)xUmp.com$3.99
16732Ores of Common Metals Kit - 15pcsxUmp.com$39.99
15004Original 1955 Duncan Wooden Tournament Yo-YoDuncan$19.95
15402Original Optic WonderToysmith$9.99
12528Original SlinkyPOOF-Slinky$7.95
13531Original TEDCO Gyroscope - Retro Twin PackTedco$14.99
15981Orthoceras - 1 inch Real FossilxUmp.com$1.99
14207Orthoceras Book EndsxUmp.com$59.99
14206Orthoceras Fossil in a BoxxUmp.com$3.99
16162Orthoceras Fossil PlatexUmp.com$15.99
15345Overflow CanxUmp.com$5.99
12970Owl PelletCopernicus Toys$6.99
14251Oxygen Spectrum Discharge TubexUmp.com$19.99
17072PacDent iMask ASTM Level 2 Earloop Face Masks - Black - Pack of 50$44.99
16795Paint Your Own Derby Racer CarToysmith$9.95
17030Panasonic CR2032 CMOS Lithium Battery with Leads and Connector$2.99
15522Parafoil KiteToysmith$8.95
16922Parallel Laser Ray Box - 5 Independent Beams$39.95
16443PCB Copper Board - 7x10cmxUmp.com$1.49
16432PCB Copper Prototype Board - 5x10cmxUmp.com$2.99
16713Peacock Ore - Large Chunk (2-3 inch)xUmp.com$10.99
14119Peg Game - Wooden Triangle PuzzleToysmith$3.99
14916Peltier Thermo-Electric Cooling Module - 12VxUmp.com$4.99
15908Pendulum Wave DemoxUmp.com$49.99
16851Perfumes & Cosmetics - Educational Fun KitClementoni$49.00
15324Periodic Table Banner PenxUmp.com$2.99
15243Periodic Table LampxUmp.com$39.99
16954Periodic Table Pens - 10 pack$17.95
15097Periodic Table Reference Cards - 10 packxUmp.com$2.99
10250Pet TornadoTedco$5.49
16854Pet-Bits Cat - Coding Toy RobotClementoni$39.00
13066Petri Dish - 100mm GlassxUmp.com$2.79
13065Petri Dish - 60mm GlassxUmp.com$1.49
16249Petri Dishes with Agar SetxUmp.com$9.99
13341Petrified Wood - Bulk MineralGeocentral$1.49
16307PH Meter Calibration Buffer Powder - 10 packxUmp.com$4.99
15598pH Paper Test Strips - Book of 100xUmp.com$1.19
16324PH TDS Temp 3-in-1 Digital MeterxUmp.com$42.99
16271PhiTOP - Physics Spinning TopPhiTop$21.95
16690Photoresistor GL5516xUmp.com$0.29
16848Physics and Engineering - Educational KitClementoni$59.00
11367Physics Solar Workshop Kit v2Thames & Kosmos$65.00
16826Physics Vortex Coin Bank$14.95
10931Physics Workshop KitThames & Kosmos$55.00
16864Pi Mug$9.95
14657Pi-Day T-ShirtxUmp.com$9.95
10252Pin Art - Large - 7 inchesToysmith$19.95
15983Pink Tourmaline in Quartz - Large Chunk (2-3 inch)xUmp.com$12.99
12268Pinky BallToysmith$3.29
13603Plain Microscope Slides - Pack of 12xUmp.com$1.49
10873Plain Microscope Slides - Pack of 72C & A Scientific$8.99
16979Plane Glass Mirror Strips - 2 x 6 inches - pack of 12$19.95
14198Plastic Balance ScalexUmp.com$13.00
13990Plastic Beaker - 250mlxUmp.com$1.79
13991Plastic Beaker - 500mlxUmp.com$2.79
10427Plastic BubblesToysmith$3.99
15360Plastic Erlenmeyer Flask - 250mlxUmp.com$5.49
15361Plastic Erlenmeyer Flask - 500mlxUmp.com$6.29
13608Plastic Forceps - Pack of 10xUmp.com$2.29
14158Plastic Magnifying Lens - Dual 3X 6XxUmp.com$0.79
14817Plastic Measuring Cylinder - 100mLxUmp.com$2.49
14818Plastic Measuring Cylinder - 250mLxUmp.com$3.95
14819Plastic Measuring Cylinder - 500mlxUmp.com$6.95
16343Plastic Nesting Beakers - Set of 8xUmp.com$14.99
16457Plastic Petri Dish - 55mmxUmp.com$0.49
16942Plastic Petri Dish - 70mm - Single$0.59
16456Plastic Petri Dish - 85mmxUmp.com$0.79
16447Plastic Petri Dishes - 55mm - pack of 20xUmp.com$9.49
16941Plastic Petri Dishes - 70mm - pack of 20$12.95
16250Plastic Petri Dishes - 85mm - pack of 20xUmp.com$14.99
13611Plastic Petri Dishes with Agar - Pack of 2C & A Scientific$3.99
13557Plastic Syringe - 20ml Non-SterilexUmp.com$0.99
11222Plastic Test Tube RackxUmp.com$4.99
13610Plastic Test Tubes with Caps - Pack of 2C & A Scientific$2.99
16490Plastic Vernier Calipers - 2pc SetxUmp.com$2.49
10258Plastic-Encased Block MagnetDowling Magnets$1.49
10259Plastic-Encased Disc MagnetDowling Magnets$1.39
16494Play Dirt! Bugs in a JarPlay Visions$7.95
13985Plexiglass Mirror - 3.5x2.5 inches - For Optics Experiments and School Craft ProjectsxUmp.com$2.29
14791PN2222A TransistorxUmp.com$0.19
16411Pocket Etch A SketchToysmith$8.99
13841Pocket Level KeychainxUmp.com$1.29
12256Pocket Star FinderToysmith$6.99
16684Polished Agate Geode Halves - Matching PairxUmp.com$9.95
16380Polished Fossil CoralxUmp.com$15.99
16647Polished Labradorite with Cut BasexUmp.com$29.99
13492Pop-Up Butterfly HabitatxUmp.com$19.99
16927Porcelain Buchner Funnel - 100mm$8.39
14856Porcelain Buchner Funnel - 120ml 70mmxUmp.com$3.99
16926Porcelain Buchner Funnel - 60mm$3.19
14482Porcelain Mortar and Pestle - 150mmxUmp.com$10.99
14481Porcelain Mortar and Pestle - 75mmxUmp.com$4.99
16677Portable Luggage Scale - up to 50kg/110lbsxUmp.com$7.95
16533Portable Micro BurnerxUmp.com$49.99
14926Power Pro DC Adapter - 12V 1000mAxUmp.com$4.99
14242Power Supply for Spectrum Discharge TubesxUmp.com$179.99
17057PPE Face Shield - Pack of 10$39.95
15850Precision Weight Masses Set - 8 PiecesxUmp.com$12.99
10470Prepared Slide Set - ElementaryC & A Scientific$19.99
10472Prepared Slide Set - High SchoolC & A Scientific$39.99
10471Prepared Slide Set - IntermediateC & A Scientific$34.99
15600Professional Solder Tip CleanerVelleman$9.99
15770Pulley Table ClampxUmp.com$6.95
15678Pulley with Table ClampxUmp.com$10.99
16401Pumice - Bulk MineralxUmp.com$1.49
17071PureLife ASTM Level 1 Earloop Face Masks - Pack of 50$34.95
15048Purple Laser PointerxUmp.com$19.00
16696Push-On Push-Off Micro Switch - 18x12mmxUmp.com$0.39
17094PVC Plastic Cylinder - 33mm Diameter$1.19
10971Pyrite - Fools Gold - Bulk MineralxUmp.com$1.49
16166Pyrite Fools Gold - Large Chunk (2-3 inch)xUmp.com$2.99
15749Pyrolusite GeodexUmp.com$10.99
14045Quadruple PulleyxUmp.com$3.49
13661Quartz - Tumbled Bulk MineralxUmp.com$1.49
14635Quartz Cluster - SmallGeocentral$1.59
15751Quartz Crystal Cluster - Large Chunk (2-3 inch)xUmp.com$8.99
15763Quartz Crystal Point - Large Chunk (1-2 inch)xUmp.com$8.99
16185Quartz ObeliskxUmp.com$39.00
10970Quartz Point - Bulk MineralGeocentral$1.59
16404Quartzite - Bulk MineralxUmp.com$1.49
17069Quick Release Plastic C-Clamp - 2 inch $4.49
15996Rain GaugexUmp.com$2.00
14611Rainbow Glow DoughToysmith$4.95
15524Rainbow Pom BallToysmith$3.99
17006Rainbow Snapperz$4.95
14486Rattleback - Multicolor Pack of 10xUmp.com$11.95
16555RC Machines: Construction VehiclesThames & Kosmos$89.99
15989RC Machines: Space Explorers KitThames & Kosmos$89.99
13988Reagent Bottle - 500mlxUmp.com$4.99
15537Real 3D Crab SpecimenReal Insect$14.99
16886Rechargeable Pocket Digital Oscilloscope - 20MS/s 5MHz$89.95
16980Rectangular Refraction Cell$5.99
16376Red Jasper - Large Chunk (2-3 inch)xUmp.com$3.99
16442Red Laser PointerxUmp.com$19.00
15310Red Litmus Paper - 100 stripsxUmp.com$1.29
16139Red Pi Mathematics T-ShirtxUmp.com$9.95
16079Red/Black Alligator-to-Banana Cable Pair - 1mxUmp.com$2.99
16463Red/Black Banana-to-Banana Cable Pair - 1mxUmp.com$2.99
16911Red/Blue North/South Magnet Marble$0.29
15107Red-Blue Ceramic Bar MagnetDowling Magnets$1.59
15106Red-Blue Ceramic Horseshoe MagnetDowling Magnets$1.29
16482Reed Magnetic SwitchxUmp.com$0.39
15911Refraction CupxUmp.com$2.99
16528Refraction Cup with MeasurementsxUmp.com$3.49
13919Remote Control Machines KitThames & Kosmos$79.00
16333Remote-Control Machines: Custom Cars KitThames & Kosmos$99.00
16700Remote-Control Machines: FarmThames & Kosmos$89.99
13774Replacement Belt for N-100V WinscoWinsco$21.99
13776Replacement Belt for N-105S KilovoltronWinsco$24.95
14155Replacement Wicks - Pack of 12xUmp.com$2.49
14779Resonance BowlxUmp.com$139.00
16154RGB Fiber-optic Installation KitFortune Products$119.99
16407Right-Angle Acrylic Prism - 1 x 2 inchesxUmp.com$4.29
14629Ring Tripod StandxUmp.com$9.99
13411Robotic Arm EDGE KitOWI$49.99
15988Robotics Smart Machines KitThames & Kosmos$129.99
13217Rock Science KitToysmith$12.95
14024Rocks and Minerals of the USACopernicus Toys$5.99
13887Roman Arch KitxUmp.com$29.99
11200Rose Quartz - Bulk MineralGeocentral$1.49
15756Rose Quartz - Large Chunk (2-3 inch)xUmp.com$4.99
13493Rotational Inertia Ring and DiskxUmp.com$49.99
15680Round Stacking Mass SetxUmp.com$2.99
12637Rubber Band Paddle BoatToysmith$4.99
14478Rubber Grip - For Hot BeakersxUmp.com$9.99
14144Rubber Stopper - Size 1xUmp.com$0.59
14145Rubber Stopper - Size 2xUmp.com$0.59
14146Rubber Stopper - Size 3xUmp.com$0.79
14147Rubber Stopper - Size 4xUmp.com$0.79
14148Rubber Stopper - Size 5xUmp.com$0.79
14149Rubber Stopper - Size 6xUmp.com$0.99
14150Rubber Stopper - Size 7xUmp.com$0.99
14151Rubber Stopper - Size 8xUmp.com$1.29
14152Rubber Stopper - Size 9xUmp.com$1.49
16736Rubber Tubing - 1/4 inch 10ftxUmp.com$5.99
16067Rubiks CubeRubiks$12.99
16613Rubiks Tower PuzzleRubiks$16.95
14047Safe Plastic Slide Set - AnimalsxUmp.com$9.00
14048Safe Plastic Slide Set - InsectsxUmp.com$9.00
14049Safe Plastic Slide Set - PlantsxUmp.com$9.00
16247Safety Pipette FillerxUmp.com$4.89
16779Saguaro Cactus Crystal Growing KitCopernicus Toys$7.95
16797Salt-Water Powered Truck 4M Kit4M$14.95
10978Sandstone - Bulk MineralGeocentral$1.49
17055Santa Cruz Bio Nitrile Exam Gloves - SMALL - Box of 100$19.95
16408Scale of Hardness Minerals KitxUmp.com$22.95
16197Science Pics Magnet SetDowling Magnets$15.95
13271Science with Magnets Usborne Kid KitUsborne Books$9.95
10569Scientists Playing CardsxUmp.com$6.99
16098Sci-Fi Tube - Energy StickToysmith$9.99
12664Scorpion Specimen - SmallReal Insect$8.99
16398Screen Sieves - set of 4xUmp.com$69.95
17023SCRIB - Puzzle Line Following and Coding Robot$19.95
11793Sea Monkeys Ocean ZooSchylling$13.99
11795Sea Monkeys Original Instant LifeSchylling$7.49
13330Sea-Monkeys MagiQuariumSchylling$15.00
16731Sedimentary Rock Bag - 6pcsxUmp.com$5.99
14230Seed Germination KitxUmp.com$5.99
15714Seismic AcceleratorxUmp.com$11.99
13343Selenite - Bulk MineralGeocentral$1.49
16222Selenite - Large Chunk (2-3 inch)xUmp.com$3.99
12299Selenite TowerGeocentral$3.99
16648Selenite Wand - 4 to 8 inchxUmp.com$3.99
16702Sensors Alive: Bring Physics to LifeThames & Kosmos$149.99
17111Sentinel L2 - ASTM Level 2 Face Masks - 50pack$49.95
16167Septarian SlabxUmp.com$3.99
16549Set of 24 Flint Glass Tubes - 5mm OD x 24 inchesxUmp.com$19.99
16579Set of Multimeter Test LeadsVelleman$2.99
16857Shark Hand Puppet$5.99
15088Shark Smart Playing CardsxUmp.com$5.99
15143Shark Tooth Fossil on MatrixxUmp.com$4.99
15978Shark Tooth NecklacexUmp.com$2.99
15906SHINCO-Scope Microscope with 5 Prepared SlidesxUmp.com$99.99
13064Short Stem Funnel - 100ml GlassxUmp.com$4.99
17097SIBA FF 10A 600V Ceramic Multimeter Fuse - 6.3 x 32mm$2.95
16365Signal Generator - 1Hz to 8MHzxUmp.com$45.99
14975Silicone Mat for Chemistry LabsxUmp.com$8.99
15344Simple Halls CarriagexUmp.com$7.99
16771Simple Machines Physics KitThames & Kosmos$29.95
16823Simple Touch Rocker Light - COB 200 Lumen$2.95
13888Simplified Stirling EnginexUmp.com$28.00
16180Single Orthoceras Fossil in MatrixxUmp.com$7.99
11103Single PulleyxUmp.com$1.99
16932Skeleton Model With Nerves - 34 inches tall$59.00
16614Slime Time Mix-It - Make Your Own Slime KitxUmp.com$9.95
14031Slinky POP ToobxUmp.com$1.49
14076Slotted Weight Set with HangerxUmp.com$15.00
16440Slush Stress BallPlay Visions$4.99
15422Small Red-Blue Ceramic Bar MagnetDowling Magnets$1.29
12831Smart Robot 4M Kit4M$15.99
17024SmartCore 6 Robotics Kit$89.95
15362Smoke Paper (Touch Paper)xUmp.com$9.99
16183Smoky Quartz ClusterxUmp.com$9.99
17001SMS Lab Coat with 3 Pockets - White - EXTRA LARGE$9.95
17000SMS Lab Coat with 3 Pockets - White - LARGE$9.95
15539Snake Skeleton SpecimenReal Insect$49.99
16965Snaky Spring Wave Demonstration$19.99
10725Snap Circuits 300 Electronics KitSnap Circuits$89.99
16360Snap Circuits 3D Illumination KitSnap Circuits$55.99
11998Snap Circuits Jr. Snap Circuits$49.95
15008Snap Circuits Light KitSnap Circuits$99.95
15838Snap Circuits Light with AC Adapter KitSnap Circuits$99.95
15970Snap Circuits Sound & Light Deluxe KitSnap Circuits$149.95
14822Soft Iron RodxUmp.com$3.99
16785Solar & Battery Fan STEM KitxUmp.com$4.95
13844Solar CarxUmp.com$21.95
16240Solar Cell - 1.5V 400mA 80x60mmxUmp.com$4.49
16574Solar Cell - 2V 130mA 54x54mmxUmp.com$2.99
16656Solar Cell - 5V 250mA 110x69mmxUmp.com$5.99
16658Solar DC Motor 400 - 1.5V to 3VxUmp.com$1.69
16090Solar DIY Micro Car KitxUmp.com$4.49
14917Solar Energy Electronics Experiment KitVelleman$29.99
17051Solar Grasshopper - Vibration Microbot$3.95
16908Solar Mobile PowerBank - Water-ResistantxUmp.com$24.95
13921Solar Power Science KitThames & Kosmos$47.95
10543Solar Print KitToysmith$14.95
10432Solar Print Refill PaperToysmith$7.99
14218Solar Rover 4M Kit4M$20.99
15042Solar SpinnerxUmp.com$9.95
15168Solar System Orbiter with Sun, Earth and MoonxUmp.com$179.99
15167Solar System SimulatorxUmp.com$124.99
13709Solar UV Beads - 250pcsxUmp.com$5.99
16949Solar-Powered Spinning Desk Globe - Antique Map$29.95
15629Soldering Iron Stand$4.99
15155Solenoid / Electromagnet with Iron CorexUmp.com$44.99
17063Solid Steel Ball - 16mm 0.63 inch Diameter $1.09
17064Solid Steel Ball - 19mm 0.75 inch Diameter $1.29
16609Space Mission Sand BoxxUmp.com$29.99
16943Space Shot - The Anti-Gravity Game$24.95
10450Space Wonder GyroscopeTedco$9.99
15309Spare Gold Leaves - Pack of 6xUmp.com$6.99
16781Spare Golden Curls for Pro Solder Tip CleanerVelleman$3.59
15158Spark Timer AcceleratorxUmp.com$34.99
13984Specific Gravity SetxUmp.com$10.99
16539Spider - Small SpecimenReal Insect$3.99
17087Spring Cord Lanyard Keychain$1.99
16349Standalone USB Temperature Data LoggerxUmp.com$29.00
14589Star-Ball Magnetic PuzzleCreative Whack$34.00
15346Steam GeneratorxUmp.com$29.99
14821Steel Balls - Pack of 100xUmp.com$4.99
16572Stir Bar for Magnetic StirrerxUmp.com$3.99
16362Streak Plates Class Pack - 40 White + 40 BlackxUmp.com$79.00
16740Stringless Pendulum$44.99
14792Student Electronics BreadBoardxUmp.com$7.99
14669Subwoofer Speaker xUmp.com$29.95
16402Sulfur - Bulk MineralxUmp.com$1.49
13863Sun Art Paper - 8 x 10Tedco$12.95
15880Super Capacitor - 100F 2.7VxUmp.com$3.99
10391Super Science Magnet KitDowling Magnets$27.99
15834Super Solar RecyclerOWI$19.95
12125Super Stacking TopsToysmith$9.99
14138Support Ring and Clamp - 4 inchxUmp.com$6.49
14139Support Stand with RodxUmp.com$16.99
16821Swat Survival Kit in Waterproof Case$17.97
15729Switch PitchHoberman$7.99
16564Switching Power Supply - 3V to 12VVelleman$19.99
14854Swivel Clamp HolderxUmp.com$10.99
15833T4 Transforming Solar RobotOWI$19.99
16403Talc - Bulk MineralxUmp.com$1.49
12249Tape Measure KeychainToysmith$2.79
16606Tarantula and Black Scorpion - Real SpecimensReal Insect$19.99
13862Tedco Light Crystal PrismTedco$8.95
16165Tektite - Rough SpecimenxUmp.com$1.69
14143Test Tube BrushxUmp.com$1.39
11223Test Tube ClampxUmp.com$1.79
16790Test Tube Peg RackxUmp.com$11.95
10765The Amazing Dinosaur Plant DuneCraft$5.99
16703The Big Engineering Makerspace KitThames & Kosmos$99.99
10091The Original GyroscopeTedco$8.99
15449The Original Hoberman SphereHoberman$37.99
12938The Original SuperballxUmp.com$2.49
15316The SpillNot $19.99
16469The Swinging SticksxUmp.com$109.99
13735Thermochromic GluxCopernicus Toys$6.99
10179Thermodynamic Drinking BirdxUmp.com$6.95
10216Thermodynamic Hand BoilerxUmp.com$6.99
14618Thermoelectric GeneratorxUmp.com$36.95
15357Thermometer ClampxUmp.com$5.99
12259Tin Can Robot 4M Kit4M$16.99
16877Titanium Metal Cube - 10mm 99.95% Pure xUmp.com$7.95
16491Toggle Switch with Wire LeadsxUmp.com$1.59
13149Tongue DepressorsxUmp.com$7.99
16341Touch Board Starter KitxUmp.com$295.00
10704Touchable BubblesToysmith$2.29
15808Traveling Science Gift SetxUmp.com$29.95
16169T-Rex Dinosaur DNA 4M Kit4M$14.99
16634T-Rex Dinosaur Skull Excavation Dig Activity KitxUmp.com$3.99
13671Trictenotomid BeetleReal Insect$14.99
12599Triops EggsxUmp.com$5.00
11105Triple PulleyxUmp.com$2.99
14046Triple Tandem PulleyxUmp.com$2.99
15244Tripod Periodic Table LampxUmp.com$29.00
16616TroneX 288+ Science CenterxUmp.com$79.99
13703Tubular Spring Scale - Blue 250gxUmp.com$4.39
13705Tubular Spring Scale - Brown 1000gxUmp.com$4.39
13704Tubular Spring Scale - Green 500gxUmp.com$4.39
13706Tubular Spring Scale - Red 2000gxUmp.com$4.39
16455Tubular Spring Scale - White 3000gxUmp.com$4.39
15849Tubular Spring Scale - Yellow 5000gxUmp.com$4.39
16953Tungsten Metal Cube - 10mm 99.95% Pure $17.95
11567TV Rock - UlexiteCopernicus Toys$5.99
16654TV Stone - Satin Spar SelenitexUmp.com$2.49
16209Two Legged ALLBOT - Arduino Robot KitVelleman$99.99
13973Two Potato Powered ClockxUmp.com$16.95
13986Two Way Burner StandxUmp.com$4.99
15952Ultra Glow Air Power Soccer DiscCan You Imagine$19.95
17027UltraBlue General Purpose Nitrile Gloves - SMALL - Box of 100$19.95
17028UltraBlue PRO Exam Grade Nitrile Gloves - LARGE - Box of 100$24.95
16417Ultrabright COB Keychain LightxUmp.com$3.59
16999Unigown Isolation Gown - Yellow - Pack of 10$59.95
16530Universal Multi Test Tube RackxUmp.com$19.99
16315US Treasure MiningxUmp.com$12.99
16697USA/World Dry Erase Lap BoardxUmp.com$9.99
13510USB Interface for Robotic Arm EDGEOWI$39.95
16088USB Temperature Sensor with Probe - PCSensor TEMPer2xUmp.com$29.99
16688USB to Alligator Clips Connection Wire 5V - 50cm - 20inchxUmp.com$2.59
16359UV Blacklight SpotlightFortune Products$45.00
16083UV Light Blacklight KeychainxUmp.com$1.69
13784Van de Graaff Demo DVDWinsco$18.00
16925Van De Graaff Generator - up to 250kV$299.00
16420Vanadinite - Large Chunk (2-3 inch)xUmp.com$8.99
16919Variable Inertia Set - pack of 2 discs$14.99
16453Vibration DC Motor + AA Battery Holder w/SwitchxUmp.com$2.99
16441Vibration DC Motor 130 - 1.5-6V with leadsxUmp.com$1.89
16780Volcano Crystal Growing KitCopernicus Toys$7.95
15741Volcanoes and Earthquakes Playing CardsxUmp.com$5.95
14073Voltaic Cell with Porous Cup and Electrodes SetxUmp.com$33.99
16850Voltaic Pile - Educational KitClementoni$12.95
14834Vortex Bottle Connector for Tornado in a Bottle - SinglexUmp.com$1.79
13710Vortex Bottle Connector for Tornado in a Bottle Classroom Set of 20xUmp.com$32.00
16737Wash Bottle LDPE 500ml UnitaryxUmp.com$3.99
14153Watch Glass - 65mm - Chemistry GlasswarexUmp.com$0.99
15620Water BeadsxUmp.com$1.49
15671Water ClockxUmp.com$15.99
13845Water Wheel TimerxUmp.com$4.95
16910Wave Wires Magnet Station Kit$49.95
14860Wax Dissecting PanxUmp.com$14.99
15677Wheel and AxlexUmp.com$9.99
14233White Streak Plates - set of 10xUmp.com$10.99
11741Wicked Wings Slide SetC & A Scientific$9.99
13889Wide Range pH Test PaperxUmp.com$2.19
16114Widefield DIN 10X Microscope EyepiecexUmp.com$33.00
16473Wilderness Survival Cards 4-pack SetxUmp.com$24.99
12701Wilderness Survival Playing CardsxUmp.com$6.99
10887Wimshurst Lightning MachinexUmp.com$69.00
16938Wind Turbine Demo Apparatus$35.00
12260Windmill Generator 4M Kit4M$14.99
13773Winsco Van de Graaff GeneratorWinsco$749.00
17100Wire Caps 22-14 AWG - 10 pack - HS P1 Type Screw Terminals$0.29
14666Wire Cutter and Stripper ToolxUmp.com$3.99
16800Wire Cutting and Adjustable Stripping PliersxUmp.com$6.95
14140Wire Gauze 5 x 5 inchesxUmp.com$1.29
15603Wire Stripper ToolxUmp.com$5.99
15528Wood Fidget PuzzleToysmith$2.99
14396Wood Grain Newtons CradlexUmp.com$19.99
10798Wooden BoomerangxUmp.com$4.99
16824Wooden Tangram Puzzle$1.49
13247Wooden Test Tube RackxUmp.com$4.99
16286World Map Wall ClockxUmp.com$15.99
14971World's Simplest MotorTedco$8.00
13469X-Ball - Magnetic PuzzleCreative Whack$34.99
14248Xenon Spectrum Discharge TubexUmp.com$19.99
14177xUmp Gift BagxUmp.com$1.99
14588Y-Ball Magnetic PuzzleCreative Whack$29.99
16446Yellow Hand Tally CounterxUmp.com$3.39
16477Yellow LED Bulb - 2.3V - with wire leadsxUmp.com$0.59
16879Zinc Metal Cube - 10mm 99.95% Pure xUmp.com$9.95

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