xUmp.com Logo

TODAY'S COUPON: SAVE ADDITIONAL 10% OFF with coupon code: BACK2SCHOOL2019 [Expires tonight at 11:59PM. Online orders only.]

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$4.99
1422510 Color PenToysmith$3.99
1623910 pack Buzzers with Leads - 1.5VxUmp.com$15.99
1644910 pack Buzzers with Leads - 3VxUmp.com$15.00
1645010 pack Buzzers with Leads - 9VxUmp.com$15.00
1663910 pack CR2032 Batteries with Wire Leads (CMOS)xUmp.com$21.95
1626010 pack Mini DC Motors - 1.5-6VxUmp.com$14.99
1678610 pack Solar Cells - 1.5V 400mA 80x60mmxUmp.com$35.00
1675610 pack Solar Cells - 2V 130mA 54x54mmxUmp.com$24.99
16259100 Assorted LEDs Pack - 5mm xUmp.com$4.99
15378100 Rocks and Minerals of the U.S.A.xUmp.com$68.55
166041000 Lumen COB Rechargeable Floodlight with StandxUmp.com$27.00
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
102411000um Fiber Optic CableElenco$2.99
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
1634510A 12V Lithium Battery Solar Charge ControllerxUmp.com$24.00
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
16057110 Magnet Numbers SetxUmp.com$18.00
1018312 inch Galileo ThermometerxUmp.com$14.99
1616012 Minerals Educational SetxUmp.com$19.99
16056120 Magnet Letters SetxUmp.com$18.00
1482812mm Steel Balls - Set of 12xUmp.com$7.99
1632912V 10W Waterproof Solar PanelxUmp.com$44.99
1635612V 4400mAh Lithium BatteryxUmp.com$45.00
1635712V 9800mAh Lithium BatteryxUmp.com$64.99
1523114-in-1 Educational Solar RobotOWI$29.00
1639915 Minerals Study KitxUmp.com$21.99
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$19.99
103991in Alnico Horseshoe MagnetDowling Magnets$5.99
164311N4001 Diode - 1A 50VxUmp.com$0.29
167211W COB Light Strip - 30 x 5 mm 3VxUmp.com$1.39
154672 AAA Panasonic Alkaline Plus BatteriesPanasonic$0.99
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
158772 x AA Battery Holder B2B with Leads - 3VxUmp.com$1.29
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 - 3V$1.39
164672 x CR2032 Clear Battery Holder Flat with SwitchxUmp.com$0.95
140142 x D Battery Holder with Leads - 3VxUmp.com$1.88
164262.1mm DC Power Jack - Female Chassis MountxUmp.com$1.49
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
1039521 inch Galileo ThermometerxUmp.com$59.99
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
160233.5-inch Glass MagnifierxUmp.com$2.49
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
1462835x25mm Right-Angle Optical Glass PrismxUmp.com$3.99
1535936 Piece Chemistry Glassware KitxUmp.com$85.99
1675037x32mm Right-Angle Optical Glass PrismxUmp.com$2.99
166313-D Alien Illusion SaucerSchylling$9.95
101473D Magnetic Field TubeDowling Magnets$19.99
116923D MirascopeToysmith$7.99
104103D Solar System Mobile 4M Kit4M$22.99
103983in Alnico Cow MagnetDowling Magnets$7.99
153133-in-1 Diffraction GratingxUmp.com$34.99
166873-in-1 Lab Station: Multimeter, Power Supply and Soldering IronVelleman$179.99
167173-in-1 Water Quality Tester | pH EC TEMPxUmp.com$39.99
158533V CR1220 Lithium Coin Cell Battery with LeadsxUmp.com$1.19
146553V DC Motor 350mA 13800RPMVelleman$1.69
161203V-12V DC Variable Power SupplyxUmp.com$49.99
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
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$25.00
140434-in-1 Burning Torch Flame LightFortune Products$27.99
138254-in-1 Pen ScrewdriverxUmp.com$2.19
156914-in-1 Solar Soil SensorxUmp.com$19.99
162534M Crystal Growing Kit4M$10.99
107054M Diving Submarine4M$5.99
122584M Fridge Rover4M$5.99
142204M Kitchen Science Kit4M$15.99
165785 VDC Stepper Motor with ULN2003 Driver BoardVelleman$5.99
1640050 Rocks and Minerals Classroom SetxUmp.com$49.99
1537950 Rocks and Minerals of the USAxUmp.com$31.00
16248500 Plastic Pipettes - Graduated 3mlxUmp.com$20.00
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
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
146566V DC Motor 340mA 14400RPM Velleman$2.59
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
158628 inch Mirror BallFortune Products$11.99
166368ft Jumbo Green Inflatable AlienxUmp.com$24.99
164649V Battery Holder with Switch and LeadsxUmp.com$1.79
158729V Battery Snap Connector with LeadsxUmp.com$0.29
168019V Battery Snap to Alligator Clips Connection Wire$1.25
154699V Panasonic Alkaline Plus BatteryPanasonic$2.59
15144AC/DC GeneratorxUmp.com$75.99
15347Acrylic Color Filters - pack of 5xUmp.com$5.59
13491Acrylic Equilateral Prism - 25 x 75 mmxUmp.com$3.79
15349Acrylic Lens & Prisms SetxUmp.com$22.99
16290Acrylic Wave PendulumxUmp.com$99.99
12342Addition Tables PlacematxUmp.com$2.00
10149Adhesive Magnet Strip - 10ft RollDowling Magnets$4.49
13619Adhesive Magnetic DotsDowling Magnets$4.99
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$4.00
15170Advanced Fossil CollectionxUmp.com$43.00
15993AG-13 Alkaline Batteries - 20 packxUmp.com$2.99
15241Agar Powder - 10gxUmp.com$14.99
15240Agar Powder - 3gxUmp.com$7.99
13174Agate Bookends - BlueGeocentral$39.00
14602Agate Bookends - GreenGeocentral$39.99
13173Agate Bookends - NaturalGeocentral$39.99
11817Agate Geode HalfxUmp.com$4.99
11205Agate Slab - Small BlueGeocentral$2.00
15924Air Power Racer KitOWI$24.99
14243Air Spectrum Discharge TubexUmp.com$19.99
16774Air-Walker Kit$39.95
14476Alcohol Thermometer -20 to 110 deg CxUmp.com$2.99
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$1.19
10386Alnico Bar MagnetDowling Magnets$6.99
13314Alnico Bar Magnet - 6 inch LongDowling Magnets$13.00
15113Alnico North-South Magnet Bars - PairDowling Magnets$6.00
15114Alnico Red-Green Bar MagnetDowling Magnets$4.99
12748Alnico Science KitDowling Magnets$21.99
14103Aluminum CompassxUmp.com$2.00
15627Aluminum Compass - 1.75 inchxUmp.com$1.79
15775Aluminum Tuning Forks - Set of 8xUmp.com$39.99
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
14080Analyze This - Biology Slide Set BookC & A Scientific$3.99
14774Anatomy 2 Study ChartBarCharts$4.99
16787Ant Habitat Replacement GelxUmp.com$6.97
12478Ant Life Cycle StagesInsect Lore$7.99
16831Anti-fog Project Safety Glasses$1.95
16576Anti-Static Adjustable Elastic Wrist StrapVelleman$4.99
16577Anti-Static Mat with Ground Cable - 11.8 x 21.6 inchesVelleman$16.99
16423Apophyllite - Large Chunk (2-3 inch)xUmp.com$8.99
16422Aragonite Cluster - Large Chunk (2-3 inch)xUmp.com$8.99
16773Architectural Engineering Kit$49.95
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
16109Atmospheric Mat with HookxUmp.com$24.99
14125Atom BallToysmith$2.99
15890Atom Ball - 4 packxUmp.com$12.00
14431ATR - All Terrain Robot KitOWI$49.00
16187Aura AmethystxUmp.com$3.99
15625Auto Fuse Set - 120pcsxUmp.com$5.00
16373Azurite - Large Chunk (2-3 inch)xUmp.com$5.99
14732Backlit Digital MultimeterxUmp.com$14.99
13538Balancing BirdxUmp.com$4.99
14224Balancing EagleToysmith$4.99
10871Ball and Ring - Thermal Expansion SetxUmp.com$10.99
12181Ball of WhacksCreative Whack$34.00
15676Ballistic (Shock) Pendulum ApparatusxUmp.com$49.99
15675Ballistics CarxUmp.com$35.99
10431Balloon Car RacerToysmith$3.99
10523Balloon HelicopterToysmith$2.59
13971Basic Molecular Model SetxUmp.com$24.99
15538Bat Skeleton SpecimenReal Insect$49.99
15533Bat SpecimenReal Insect$24.99
16753Battery DIY Micro Car Kit - STEM Maker KitxUmp.com$3.25
14820Beaker TongsxUmp.com$5.99
15089Bear Smart Playing CardsxUmp.com$5.99
16225Bee Life Cycle StagesInsect Lore$7.99
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$21.00
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
16492BlobzPlay Visions$3.99
11740Blood and Guts Prepared Slide SetC & A Scientific$13.99
15335Blood Pressure SetxUmp.com$22.99
15796Blue Ball of WhacksCreative Whack$29.99
15761Blue Extreme Amethyst Candle HolderxUmp.com$16.99
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
15531Blue Pi T-ShirtxUmp.com$18.00
15760Botryoidal Hematite - Large Chunk (2-3 inch)xUmp.com$6.99
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 Kit4M$15.99
14735Bubble Science 4M Kit4M$12.99
12239Bug Vacuum SetToysmith$13.99
16612Build Your Own Rubiks Cube KitRubiks$15.00
16116Bumper Cars - PairxUmp.com$5.99
14868Bunsen BurnerxUmp.com$8.99
14133Burette Clamp - Single Coated JawsxUmp.com$6.99
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$25.00
16461Captain ROAM-E-OOWI$14.00
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
15886Catchy AIR Kendama - TealToysmith$8.00
14479Cavity Tile - Spotting Tile - PolypropylenexUmp.com$0.79
16195Ceiling Hook MagnetsDowling Magnets$9.99
15165Celestial Star GlobexUmp.com$179.00
15393Celestron 5MP LCD Digital Microscope IICelestron$249.00
15967Celestron CB2000CF Binocular Lab MicroscopeCelestron$299.00
15965Celestron CM1000C Lab MicroscopeCelestron$99.00
15966Celestron CM2000CF Lab MicroscopeCelestron$199.99
15964Celestron CM800 Lab MicroscopeCelestron$79.00
15395Celestron FirstScopeCelestron$79.99
15394Celestron Infiniview 5MP LCD Digital MicroscopeCelestron$169.99
15436Celestron PentaView LCD Digital MicroscopeCelestron$399.00
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
13386Ceramic Levitation Disc MagnetDowling Magnets$0.79
10229Ceramic Ring MagnetDowling Magnets$0.49
13346Chalcopyrite - Rough Bulk MineralGeocentral$1.99
16603Chalkboard Flash Cards - NumbersxUmp.com$14.99
10494CHEM C1000 Chemistry Kit v2.0Thames & Kosmos$55.99
10495CHEM C2000 Chemistry SuperKit v2.0Thames & Kosmos$149.99
12148CHEM C500 Chemistry Set v2.0Thames & Kosmos$31.99
15987Chocolate Science Lab KitThames & Kosmos$15.00
11203Chrysocolla - Bulk MineralGeocentral$1.69
15757Chrysocolla - Large Chunk (2-3 inch)xUmp.com$5.99
16157Circle Sand Art - BluexUmp.com$20.00
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
13840Cloth Tape MeasurexUmp.com$0.89
13993Cloud Forming ApparatusxUmp.com$15.00
16418COB LED Light SwitchxUmp.com$5.99
16436COB LED Mini Light SwitchxUmp.com$5.99
15995Cob LED Stick Light - 100 LumensxUmp.com$4.99
16823COB Rocker Light - 200 Lumen$3.95
16330Code Gamer KitThames & Kosmos$139.00
15711Coffee Cup Stirling EnginexUmp.com$49.00
15873Coin Vibration Motor - 3VxUmp.com$0.99
13992Color Filters - Gelatin - Pack of 5xUmp.com$4.99
15590Color Paddles - Set of 18xUmp.com$8.99
15109Color Ring MagnetDowling Magnets$0.89
16200Colorflame CandlesPlay Visions$4.99
16536Comparative Brains - Real SpecimensReal Insect$94.99
16535Comparative Hearts - Real SpecimensReal Insect$94.99
15604Compass - 1.5 inch diameterxUmp.com$0.79
14363Compass Set - 2 packxUmp.com$1.79
15910Complete Geometric Optics Demo SetxUmp.com$99.99
15682Concave Glass Mirror - 3 inchxUmp.com$2.99
15159Conductivity of Solutions ApparatusxUmp.com$11.00
15771Constant Motion MachinexUmp.com$19.99
13536Constant Velocity CarxUmp.com$8.50
11111Contact Key SwitchxUmp.com$4.29
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
13885Copper-Zinc Voltaic CellxUmp.com$12.99
14231Coriolis Effect KitxUmp.com$44.99
13989Cork Borers - Set of 12xUmp.com$55.00
15954Cosmic CoilToysmith$11.99
10532Cosmic Rocket 4M Kit4M$12.99
13150Cotton Tipped Applicator SticksxUmp.com$9.99
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
15537Crab SpecimenReal Insect$14.99
14921Crawling Microbug Solder KitVelleman$15.99
16601Crayola Dry Erase CrayonsxUmp.com$5.99
16559Creative Cosmetics LabThames & Kosmos$59.00
13154Creepy Crawlies Prepared Slide SetC & A Scientific$9.99
13494Cristalheat - Supercooled Heat PackxUmp.com$5.99
14483Crucible Tongs - Plated SteelxUmp.com$2.29
16479Crystal Geode Growing 4M Kit4M$10.00
10426Crystal Growing Mystical TreeToysmith$2.99
16698Crystal Growing: Glow-in-the-DarkThames & Kosmos$35.00
16468D Battery Holder with Leads - 1.5VxUmp.com$1.09
14671Dancing Oobleck ApparatusxUmp.com$79.99
11028DC AmpMeter 0-1AxUmp.com$9.99
15874DC Motor 130 - 1.5-6V with leadsxUmp.com$1.59
16452DC Motor 260 - 1.5-6V with leadsxUmp.com$1.79
15153DC Motor KitxUmp.com$11.99
11027DC Voltmeter 0-10VxUmp.com$9.99
11192Deluxe Cherry Wood 17in Galileo ThermometerxUmp.com$48.00
14816Deluxe Color Mixing DemoxUmp.com$89.99
15817Deluxe Cork Borer - set of 6xUmp.com$15.00
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
16617Deluxe Gyro Wheel with LightsTedco$12.99
16540Deluxe Life Cycle of SilkwormReal Insect$49.00
13972Deluxe Molecular Model SetxUmp.com$59.00
14092Deluxe Snap RoverSnap Circuits$99.00
16751Deluxe Solar-Powered Car - with Teacher GuidexUmp.com$29.99
16115Deluxe Stirling GeneratorxUmp.com$99.00
15747Dendritic CrystalxUmp.com$3.99
15779Density Cube Set - 10 Cubes SetxUmp.com$29.99
15752Desert Rose Cluster - Large Chunk (2-3 inch)xUmp.com$6.99
15203Desktop SkeletonxUmp.com$26.00
14803Desoldering PumpxUmp.com$4.99
13381Desoldering WickElenco$1.49
11006Detective Science Fingerprint 4M Kit4M$11.99
15405Die Cast Potato GunToysmith$5.99
13348Dig Into Fossils BookletGeocentral$1.99
10980Dig Into Rocks BookletGeocentral$2.19
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$19.97
16714Digital Laser Tachometer | 2.5 - 99,999 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
16319Digital Thermometer Module with ProbexUmp.com$2.99
16434Digital Timer - Classroom, Lab, KitchenxUmp.com$2.99
14937Digital Vernier CalipersxUmp.com$9.99
16706Dino Skeleton Excavation Dig Mini KitGeocentral$3.99
14679Dinosaur BonexUmp.com$5.99
15021Dinosaur EraserxUmp.com$2.99
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$5.50
10092Discovery PackTedco$15.99
16835Disposable Foam Safety Ear Plugs - ANSI S3. 19-1974$0.29
13151Disposable Scalpels - pack of 10C & A Scientific$7.99
16543Distilling ApparatusxUmp.com$87.99
12341Division Tables PlacematxUmp.com$2.00
16350DIY Flashing LED Circuit KitxUmp.com$2.50
16580DIY Starter Kit for ARDUINO®Velleman$49.99
16198DNA BallPlay Visions$5.99
13702DNA ModelxUmp.com$79.00
16584Dodeca 12-in-1 Robot KitOWI$33.99
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
15532Dragonfly SpecimenReal Insect$15.99
16419Dual COB LED Light SwitchxUmp.com$9.99
14440Dual Color Z Liquid TimerxUmp.com$4.99
16320Dual Scale C/F Sticker ThermometerxUmp.com$0.79
13153Dual Thermometer with Plastic BackingC & A Scientific$1.59
16297Duncan Reflex Auto Return Yo-YoDuncan$11.99
15950Duncan Skyhawk Offstring Yo-YoDuncan$19.00
13635Duncan Wheels Yo-YoDuncan$5.99
14074Dynamic Car SetxUmp.com$16.00
11696Dynamo Torch 4M Kit4M$9.00
10837E=mc2 T-ShirtxUmp.com$18.00
16855EC TDS Temp 3-in-1 Digital Meter$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$6.99
13035Eerie OrbToysmith$3.99
16046Einstein Coin Bank by KikkerlandKikkerland$8.00
15595Electric BellxUmp.com$15.00
14848Electric Double Walled CalorimeterxUmp.com$12.00
16340Electric Paint PenxUmp.com$14.99
11693Electric Plane Launcher 4M Kit4M$15.99
13780Electric Plume for Van de Graaff GeneratorWinsco$29.00
15830Electricity KitxUmp.com$25.00
16560Electricity Master LabThames & Kosmos$175.00
14783Electrolytic Capacitors Set - 120pcsVelleman$14.99
14033Electromagnet - DissectiblexUmp.com$15.99
14852Electromagnet KitxUmp.com$24.99
10155Electromagnet SetDowling Magnets$36.99
16661Electromagnet Solenoid - 3V 25NxUmp.com$6.99
15220Electronics Advanced Circuits KitThames & Kosmos$179.00
10211Electronics Components CourseElenco$11.00
14336Electronics Learning Circuits KitThames & Kosmos$39.00
16430Electronics Project Box - LargexUmp.com$9.99
16429Electronics Project Box - MediumxUmp.com$4.99
16428Electronics Project Box - Small xUmp.com$2.99
10206Electronics Solder Tool KitElenco$17.99
16531Electrophoresis TankxUmp.com$139.00
15343Electrostatic 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
15703Emergency PE Tube Tent - 6ftxUmp.com$5.99
14405Emergency Sleeping BagxUmp.com$2.79
16581Emergency Solar Hand-Crank Radio FlashlightxUmp.com$24.99
13555Emergency Space BlanketxUmp.com$1.49
16196Emoji Big Button MagnetsDowling Magnets$5.99
16553Enamelled Copper Wire - 0.5mm 10mxUmp.com$7.99
16552Enamelled Copper Wire - 1mm 100gxUmp.com$12.99
10612Energy BallxUmp.com$3.99
14050Environmental Test Lab KitxUmp.com$54.00
13983Equal Mass 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
15712Executive Chrome Newtons CradlexUmp.com$22.99
15381Explore Geology - 24 Rocks & Minerals SetxUmp.com$9.99
13155Extraordinary Ordinary Prepared Slide SetC & A Scientific$9.99
16833Face Masks - 3 Ply Earloop General Purpose$4.99
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
14610Fart BombsToysmith$2.59
16393Fart Bombs XL - 3 packToysmith$7.99
13347Fiery Mood RingGeocentral$3.99
15684Filter Paper - 4x4 - pack of 100xUmp.com$6.99
13434Fire SyringexUmp.com$19.99
13791Flame SaltsWinsco$79.99
12254Flashing Neutron BallToysmith$3.99
14624Flask ElectroscopexUmp.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$1.99
15672Flat Iron ElectrodexUmp.com$0.99
16662Flat Nickel-Plated ElectrodexUmp.com$2.99
14072Flat Pure Nickel ElectrodexUmp.com$7.99
14070Flat Zinc ElectrodexUmp.com$1.99
15909Flexible ClampxUmp.com$21.99
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
13390Floating Colors TimerxUmp.com$4.50
10230Floating Magnet Rings KitDowling Magnets$6.99
13157Flower Power Prepared Slide SetC & A Scientific$9.99
13790Fluorescent LiquidsWinsco$69.99
14236Fluorescent Minerals CollectionxUmp.com$39.00
12300Fluorite - Bulk MineralGeocentral$1.49
14126Folding BinocularsToysmith$5.49
14075Force and Reaction Fan CarxUmp.com$14.99
13431Force TablexUmp.com$169.00
13073Forensics Prepared SlidesxUmp.com$39.99
16181Fossil FishxUmp.com$12.99
16733Fossil Hunt KitxUmp.com$24.99
14237Fossil Starter BagxUmp.com$15.99
16727Fossils Videolab - 9 Lab Stations, Video DVD and Teacher's GuidexUmp.com$189.99
16460Foucault Sand Pendulum - 22 inch Cherry WoodxUmp.com$59.99
16210Four Legged ALLBOT - Arduino Robot KitVelleman$135.00
10127Fresnel Lens SheetxUmp.com$1.99
15764Fuchsite - Large Chunk (2-3 inch)xUmp.com$4.99
13442Fuel Cell 10 KitThames & Kosmos$179.00
12182Fuel Cell X7 KitThames & Kosmos$99.00
14601Fulgurite - Lightning in a BoxxUmp.com$4.99
16085Fun Building Gift SetxUmp.com$35.00
13159Fun Guys Prepared Slide SetC & A Scientific$9.99
14510Fun StrawsPlay Visions$7.99
12243Galactic Robot Wind-UpxUmp.com$2.99
16710Galileo Thermometer Sphere by KikkerlandKikkerland$19.99
16437Galvanized WirexUmp.com$2.99
14260Garnet - Bulk MineralGeocentral$1.49
14836Gas Law ApparatusxUmp.com$109.00
16328Geared DC MotorxUmp.com$2.99
15866Geared DC Motor and Toy Car Wheel SetxUmp.com$5.99
16655Geared Micro DC Motor - 60RPM 6V xUmp.com$7.00
16334GeckobotThames & Kosmos$49.99
16791Gel Ant Habitat with LED LightsxUmp.com$23.97
14025Gems of the USACopernicus Toys$5.99
15169General Fossil CollectionxUmp.com$25.00
12731Genetics & DNA KitThames & Kosmos$34.99
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$4.99
15556Giant 20 inch Inflatable GlobeTedco$14.50
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$3.59
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$7.50
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$20.99
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$19.99
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
16170Glow Human Skeleton 4M Kit4M$14.99
16506Glow Lab PuttyxUmp.com$5.99
14976Glow Skeleton T-ShirtxUmp.com$9.99
15736Glowing Chemistry KitThames & Kosmos$29.00
10547Glowing Gel Experiment KitCopernicus Toys$18.00
14579Glow-in-the-Dark MoonstonesPlay Visions$4.99
14633Glow-in-the-Dark RockGeocentral$2.00
10442Glow-in-the-Dark Star FinderxUmp.com$5.99
14805Gold GluxCopernicus Toys$6.99
16794Gold Pin 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
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
16678Gravitrax Starter Set - STEM Marble Run with VR$59.00
15447Gravitron GyroTedco$9.99
11332Green Calcite - Bulk MineralGeocentral$1.49
16118Green Cotton Pulley ThreadxUmp.com$3.99
13815Green Laser PointerxUmp.com$19.00
13482Green Laser Pointer - SilverxUmp.com$29.00
15977Green Rose Chafer Beetle - Open Wings SpecimenReal Insect$8.99
15973Green Rose Chafer Beetle - Small SpecimenReal Insect$3.99
16375Green Slag - Large Chunk (2-3 inch)xUmp.com$3.99
16561Grow a Blue CrystalThames & Kosmos$5.99
16562Grow a Green CrystalThames & Kosmos$5.99
16728Growing Rock CrystalsxUmp.com$8.99
16775Gumball Machine Maker Kit$39.95
10975Gypsum Rosettes - Bulk MineralGeocentral$1.49
10876Hand Held DC GeneratorxUmp.com$14.00
15098Hand-Blown Glass Drinking BirdxUmp.com$59.99
10166Handheld UV LightxUmp.com$7.49
16332Happy Atoms Kit - Complete Set - 50 AtomsThames & Kosmos$149.00
15145Harbottle ApparatusxUmp.com$19.97
14408Hard HatxUmp.com$9.99
12465Hatchin Grow DinoToysmith$3.29
15421Head GamesToysmith$14.99
10875Heat ConductometerxUmp.com$11.99
16789Heat Mantle - for Laboratory UsexUmp.com$119.00
15845Heat Transfer KitxUmp.com$36.99
16692Heat-Resistant Polyimide Tape - 2cm x 30mxUmp.com$5.99
14244Helium Spectrum Discharge TubexUmp.com$19.99
15774Heros Engine FlaskxUmp.com$22.00
16608Hoberman Mini Sphere - Expanding Universe GlowHoberman$17.95
13948Hoberman Original Mini SphereHoberman$14.99
12538Hoberman Sphere - Universe GlowHoberman$42.99
14835Hoffman Screw ClampxUmp.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$3.49
13415Hook-Up Wire on Spool - BlackElenco$2.99
13416Hook-Up Wire on Spool - RedElenco$2.99
15674Horizontal Cast and Collision TesterxUmp.com$49.00
15650Hot Plate - 6 inch 1000WxUmp.com$19.99
14157Hot Plate with Magnetic StirrerxUmp.com$159.00
15337How Clean is the Air? KitxUmp.com$22.99
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 ModelxUmp.com$42.99
15235Human Kidney ModelxUmp.com$42.99
10880Human Skull ModelxUmp.com$42.99
16749Human/Animal Prepared Biology Slide Set - 25 slidesxUmp.com$19.99
10444Human-Powered Light BulbCopernicus Toys$3.99
16366Hydraulic Arm EDGE KitOWI$54.99
14249Hydrogen Spectrum Discharge TubexUmp.com$19.99
13443Hydropower KitThames & Kosmos$39.00
16370Ice Calcite - Large Chunk (2-3 inch)xUmp.com$3.99
15773Ice Melting KitxUmp.com$22.99
16729Igneous Rock Bag - 6pcsxUmp.com$5.49
14933Illuminated LED LoupexUmp.com$6.99
15605Illuminated Mini 16X MicroscopexUmp.com$5.99
14226Illuminated Orbiter - Sun-Moon-Earth xUmp.com$239.00
11321Illusion Science 4M Kit4M$12.99
14829Inclined PlanexUmp.com$59.99
13156Incredible Edible Plants Prepared Slide SetC & A Scientific$9.99
14229Inflatable Human Torso ModelxUmp.com$21.99
14406Inflatable PillowxUmp.com$3.49
10508Inflatable World Globe - 12inxUmp.com$1.79
15171Inflatable Writable Globe - 24 inchxUmp.com$12.00
15956Insectoid 4M Robot Kit4M$16.99
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$5.99
16409Invisible Ink Pen and UV LightxUmp.com$1.49
16214IO Shield for ArduinoVelleman$49.99
14920IR Light Barrier Solder KitVelleman$11.99
10153Iron Filings - 12oz BottleDowling Magnets$8.99
13757Iron Filings CasexUmp.com$1.99
16793Iron Filings SaverxUmp.com$9.97
15755Iron Pyrite - Large Chunk (2-3 inch)xUmp.com$4.99
16184Iron Pyrite Cube in Limestone MatrixxUmp.com$13.99
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$6.49
10436Kaleidoscope Making 4M Kit4M$11.99
13829Keychain MagnifierxUmp.com$1.49
13071Kids Chemical Safety GogglesxUmp.com$3.49
15223Kids First Chemistry SetThames & Kosmos$35.00
16778Kids First Coding & Robotics Challenge Pack$24.95
16836Kids First Crystals, Rocks & Minerals Kit$39.99
15986Kids First Physics Lab KitThames & Kosmos$35.00
16777Kids First Robot Safari Kit$29.95
13793Kids Pi T-ShirtxUmp.com$12.00
15957KidzLabs 4M Crystal Science Kit4M$14.99
16585Kiko Robot KitOWI$39.99
13775Kilovoltron Van de Graaff GeneratorWinsco$279.00
15925Kingii Dragon Robot KitOWI$39.99
16544Kjeldahl BulbxUmp.com$4.50
16545Kjeldahl Bulb with StoppersxUmp.com$10.99
13854Knife Switch - Double Pole Double ThrowxUmp.com$3.49
15149Knife Switch - Single Pole Double ThrowxUmp.com$2.49
11571Konus MotorMax-90 TelescopeKonus$329.00
14247Krypton Spectrum Discharge TubexUmp.com$19.99
16551Lab ApronxUmp.com$8.75
16351Lab DC Switching Power Supply 0-30V 0-3AVelleman$99.99
14256Laboratory Counter / TimerxUmp.com$4.99
14874Laboratory GyroscopexUmp.com$29.99
14142Laboratory Scissor Jack - Black EnamelxUmp.com$37.99
14855Laboratory Scissor Jack - Stainless SteelxUmp.com$44.99
14812Laboratory Vacuum Pump, 110VxUmp.com$209.00
16646Labradorite Chunk - 1 inch with One Polished SidexUmp.com$5.99
14035Lamp Board - 5 lampsxUmp.com$15.99
16792Large Infinity Mirror - Optics DemoxUmp.com$49.97
14936Large Plastic Vernier CalipersxUmp.com$1.49
15351Large Spherical Convex MirrorxUmp.com$59.00
15534Large Tarantula SpecimenReal Insect$49.99
16643Laser Fog Light ShowToysmith$69.00
15928Laser Pet ToyxUmp.com$1.99
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
10210Learn To Solder Siren KitElenco$19.99
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$17.99
15766Lepidolite - Large Chunk (2-3 inch)xUmp.com$8.99
16563Levitating GlobexUmp.com$88.00
10157Levitation SetDowling Magnets$36.99
13978Leyden Jar - SeparablexUmp.com$12.00
16538Life Cycle of Cabbage Butterfly - Real SpecimenReal Insect$49.99
14443Life Cycle of Frog - Real SpecimenReal Insect$20.99
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$329.00
13532Light Crystal Prism - LargeTedco$14.99
16632Light-Up Mini MarqueeSchylling$10.99
16637Light-Up Speech Bubble Message BoardxUmp.com$14.99
13158Lily Pad Leap Prepared Slide SetC & A Scientific$9.99
16327Line Tracking Car DIY KitxUmp.com$8.99
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
10154Lodestone - Automagnetised MagnetiteDowling Magnets$1.49
15472Lodestone Chunk - Automagnetised MagnetitexUmp.com$3.99
13417Logic ProbeElenco$22.99
16119Long Metal Coil Spring - Extends to 30 feetxUmp.com$14.99
13792Lucite Light RodWinsco$27.99
16099Lunar Light ShowToysmith$20.00
15148Lung Demo KitxUmp.com$27.00
15847Luster Rocks KitxUmp.com$21.99
16311Luxury Soap Factory - Wild Science KitxUmp.com$15.00
16068MaBoRun - Amazing ComboMaBoRun$29.95
16073MaBoRun - Mini Spinning DiscsMaBoRun$16.00
16072MaBoRun - Mini TornadoMaBoRun$16.00
13429Magdeburg HemispheresxUmp.com$6.99
14006Magformers - 14pc SetMagformers$24.99
14005Magformers - 30pc SetMagformers$34.99
16042Magformers Inspire Set - 30pcMagformers$29.00
16041Magformers Math Activity Set - 124pcMagformers$129.00
15116Magic Bullet Train Magnet KitDowling Magnets$24.99
16392Magic EggsGeocentral$2.99
16095Magic LoopsToysmith$3.99
10228Magic Penny Magnet KitDowling Magnets$25.99
15526Magic RocksToysmith$4.99
12275Magic WormToysmith$2.00
15548Magical Crystal - BlueTedco$9.99
15549Magical Crystal - PurpleTedco$9.99
14620Magleads - Black (set of 10)xUmp.com$27.99
14621Magleads - Red (set of 10)xUmp.com$25.99
15606Magnesium Flint Fire StarterxUmp.com$4.99
14897Magnet Science 4M Kit4M$14.99
10261Magnet Strip Hold ItsDowling Magnets$0.79
11671Magnet TapeDowling Magnets$7.99
16194Magnetic Dry-Erase Name PlatesDowling Magnets$14.99
16454Magnetic Ferrofluid DisplayxUmp.com$24.00
16529Magnetic Field CubexUmp.com$38.00
14626Magnetic Field ModelxUmp.com$39.99
14504Magnetic GluxCopernicus Toys$6.99
10441Magnetic Gyro-Fly WheelToysmith$3.75
16462Magnetic Levitation ExpressOWI$49.50
13698Magnetic Levitator - ClassicToysmith$11.99
16723Magnetic Lines of Force ViewerxUmp.com$19.99
15828Magnetic Match RingsxUmp.com$10.00
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
16397Magnetic Sphere with Iron Filings KitxUmp.com$15.99
10534Magnetic WandDowling Magnets$2.49
13849Magnifying Bug ViewerxUmp.com$4.39
10511Make Your Own Bubble Gum KitCopernicus Toys$16.99
12659Mantis SpecimenReal Insect$14.99
15692Mars Rock KitxUmp.com$20.99
16304Mars Runner Flipper Car Wind-UpxUmp.com$2.99
13982Mass Force Demo KitxUmp.com$12.99
14205Matched Halves Ammonite Fossil SetxUmp.com$4.99
15258Math Magic 4M Kit4M$14.99
16475Math Tables Placemats 4-pack SetxUmp.com$8.00
14804Mathy TattoosCopernicus Toys$5.99
15450Maxwell Wheel - SmallTedco$24.00
10882Maxwells Wheel - LargexUmp.com$39.99
14141Measuring Plastic Jug with HandlexUmp.com$2.99
16121Measuring Tape - 10 pack - 60inch 150cmxUmp.com$4.99
13333Meccano Super Construction Set - 638 PiecesErector$99.99
16556Mechanical Engineering: Robotic ArmsThames & Kosmos$59.00
16179Metacanthina TrilobitexUmp.com$19.99
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$12.00
16503Metallic Lab PuttyxUmp.com$4.00
16615Metallic Minerals Science KitxUmp.com$11.99
16730Metamorphic Rock Bag - 6pcsxUmp.com$5.49
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
10469Microscope Accessory KitC & A Scientific$11.99
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$11.99
14232Mineral Test KitxUmp.com$11.99
16150Mini Cherrywood Galileo ThermometerxUmp.com$19.99
15633Mini Cloth Measure KeychainxUmp.com$0.79
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
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
15700Mini Folding ScissorsxUmp.com$1.29
14665Mini Hobby Speaker - 2 inch 4 OhmsxUmp.com$1.99
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
16694Mini LED Conelight Bulb - E10 3VDC WhitexUmp.com$1.29
16486Mini LED Light Bulb - Blue - 3V DC E10xUmp.com$1.29
16487Mini LED Light Bulb - Green - 3V DC E10xUmp.com$1.29
16488Mini LED Light Bulb - Red - 3V DC E10xUmp.com$1.29
16485Mini LED Light Bulb - White - 3V DC E10xUmp.com$1.29
16489Mini LED Light Bulb - Yellow - 3V DC E10xUmp.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
16309Mini Liquid Compass - Pack of 10xUmp.com$2.99
16117Mini Magnetic Pole FinderxUmp.com$5.95
10616Mini Plasma BallxUmp.com$14.99
13558Mini Plastic Vernier CalipersxUmp.com$0.79
16527Mini Ripple TankxUmp.com$139.99
16093Mini Voice ChangerToysmith$11.00
14786Miniature RelayVelleman$1.79
16155Mirror Ball String LightFortune Products$14.99
15907Modular AA Battery Holders - Block of 4xUmp.com$3.49
13408Modular D Battery Holder - 1.5VxUmp.com$1.49
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
15693Moon Rock KitxUmp.com$20.99
11820Moroccan Trilobite FossilxUmp.com$7.99
13609Mortar and Pestle 30mlC & A Scientific$3.99
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$24.99
16190MudWatt Core Kit - Electricity from MudxUmp.com$25.00
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
11215My First Lab Cordless ULTIMATE MicroscopeC & A Scientific$119.00
11739My First Lab Duo MicroscopeC & A Scientific$99.99
16776My Robotic Pet - Tumbling Hedgehog$39.95
16097Mystery FireToysmith$3.99
10465Mystery StickCopernicus Toys$1.59
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
15990Nanotechnology Science KitThames & Kosmos$99.00
14600Native Copper NuggetxUmp.com$3.49
16087Neon Bulb - 6mm x 16mm - for Electro-Static ExperimentsxUmp.com$0.59
14245Neon Spectrum Discharge TubexUmp.com$19.99
13783Neon WandWinsco$69.00
15312Neutral Litmus Paper - 100 stripsxUmp.com$1.29
15348Neutralization Lens SetxUmp.com$2.99
16439Neutron Stunt TopPlay Visions$15.00
13886New York Demonstration BalancexUmp.com$39.00
15382Newton Spring Scale 5NxUmp.com$2.99
15591Newtons Color DiscxUmp.com$39.99
10063Newtons Cradle - Large - 7 inchesxUmp.com$19.00
10808Newtons Cradle - Regular - 5.5 inchesxUmp.com$14.50
13915NG Crystals, Rocks and Minerals KitThames & Kosmos$49.99
16410NightZone Spoke LightsToysmith$9.99
16342Nitinol Wire - 1ftxUmp.com$2.50
16834Nitrile Gloves for Kids - Powder Free X-Small$6.95
16830Nitrile Medical Grade Gloves - Powder Free - Large$7.95
14250Nitrogen Spectrum Discharge TubexUmp.com$19.99
11163Noise PuttyToysmith$2.00
15727Nostalgic Pack GyroscopeTedco$8.49
12837Number Slide PuzzleToysmith$2.99
11198Obsidian ArrowheadGeocentral$0.99
15694Oceanic Fossils SetxUmp.com$4.99
14623Oersteds Law ApparatusxUmp.com$21.99
10435Old World KaleidoscopeToysmith$7.99
16348Open DC Motor Demo - 1.5VxUmp.com$6.99
10968Optical Calcite - Bulk MineralGeocentral$2.99
10544Optical Illusions Playing CardsxUmp.com$7.99
13445Optical Science KitThames & Kosmos$34.99
12472Oral Hygiene 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$35.99
15004Original 1955 Duncan Wooden Tournament Yo-YoDuncan$17.99
10835Original Butterfly Garden Kit with VoucherInsect Lore$24.99
15402Original Optic WonderToysmith$9.99
12528Original SlinkyPOOF-Slinky$5.99
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
13717Outdoor Hanging Galileo ThermometerxUmp.com$39.99
15345Overflow CanxUmp.com$4.99
12970Owl PelletCopernicus Toys$6.99
14251Oxygen Spectrum Discharge TubexUmp.com$19.99
16795Paint Your Own Derby Racer CarToysmith$9.97
16496Parachute LaunchersPlay Visions$5.99
15522Parafoil KiteToysmith$7.99
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 GameToysmith$3.99
14916Peltier Thermo-Electric Cooling Module - 12VxUmp.com$4.99
14135Pendulum ClampxUmp.com$11.99
15908Pendulum Wave DemoxUmp.com$49.99
15230Perfume Science KitThames & Kosmos$65.00
15324Periodic Table Banner PenxUmp.com$2.99
15243Periodic Table LampxUmp.com$35.00
12166Periodic Table of Elements T-ShirtxUmp.com$14.99
15097Periodic Table Reference Cards - 10 packxUmp.com$2.99
10250Pet TornadoTedco$4.99
13066Petri Dish - 100mm GlassxUmp.com$2.49
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
16690Photoresistor GL5516xUmp.com$0.29
11934Physics Pro KitThames & Kosmos$89.99
11367Physics Solar Workshop Kit v2Thames & Kosmos$65.00
10931Physics Workshop KitThames & Kosmos$55.00
14657Pi-Day T-ShirtxUmp.com$18.00
10252Pin Art - Large - 7 inchesToysmith$19.00
15983Pink Tourmaline in Quartz - Large Chunk (2-3 inch)xUmp.com$12.99
12268Pinky BallToysmith$2.49
13603Plain Microscope Slides - Pack of 12xUmp.com$1.49
10873Plain Microscope Slides - Pack of 72C & A Scientific$8.99
10357Planisphere WatchxUmp.com$49.00
14269Plant Reproduction and Propagation - 10 SlidesKonus$16.99
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$4.29
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$3.29
14819Plastic Measuring Cylinder - 500mlxUmp.com$5.99
16343Plastic Nesting Beakers - Set of 8xUmp.com$14.99
16457Plastic Petri Dish - 55mmxUmp.com$0.49
16456Plastic Petri Dish - 85mmxUmp.com$0.79
16447Plastic Petri Dishes - 55mm - pack of 20xUmp.com$4.99
16250Plastic Petri Dishes - 85mm - pack of 20xUmp.com$7.99
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$6.99
13985Plexiglass Mirror - 3.5x2.5 inches - For Optics Experiments and School Craft ProjectsxUmp.com$1.79
14791PN2222A TransistorxUmp.com$0.19
14802Pocket Dice Electronics Solder KitElenco$15.00
16411Pocket Etch A SketchToysmith$8.99
13841Pocket Level KeychainxUmp.com$1.29
12256Pocket Star FinderToysmith$5.99
16684Polished Agate Geode Halves - Matching PairxUmp.com$9.95
16380Polished Fossil CoralxUmp.com$15.99
16647Polished Labradorite with Cut BasexUmp.com$29.99
15138Political Blue Ocean Globe - 4 inchxUmp.com$8.00
13492Pop-Up Butterfly HabitatxUmp.com$19.99
14856Porcelain Buchner Funnel - 120ml 70mmxUmp.com$3.99
14482Porcelain Mortar and Pestle - 150mmxUmp.com$9.99
14481Porcelain Mortar and Pestle - 75mmxUmp.com$4.99
16677Portable Luggage Scale - up to 50kg/110lbsxUmp.com$9.99
16533Portable Micro BurnerxUmp.com$49.99
13099Power House Kit v2.0Thames & Kosmos$89.99
14926Power Pro DC Adapter - 12V 1000mAxUmp.com$4.99
14242Power Supply for Spectrum Discharge TubesxUmp.com$179.99
15850Precision Weight Masses Set - 8 PiecesxUmp.com$8.99
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$4.99
15678Pulley with Table ClampxUmp.com$10.99
16401Pumice - Bulk MineralxUmp.com$1.49
15048Purple Laser PointerxUmp.com$19.00
16696Push-On Push-Off Micro Switch - 18x12mmxUmp.com$0.39
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 (2-3 inch)xUmp.com$8.99
16185Quartz ObeliskxUmp.com$39.00
10970Quartz Point - Bulk MineralGeocentral$1.59
16404Quartzite - Bulk MineralxUmp.com$1.49
16783QuickHot Soldering Gun 30W-130WVelleman$9.99
15996Rain GaugexUmp.com$2.00
14611Rainbow Glow DoughToysmith$3.99
15524Rainbow Pom BallToysmith$3.99
14486Rattleback - Multicolor Pack of 10xUmp.com$12.99
16555RC Machines: Construction VehiclesThames & Kosmos$65.00
15989RC Machines: Space Explorers KitThames & Kosmos$89.99
13988Reagent Bottle - 500mlxUmp.com$4.99
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 T-ShirtxUmp.com$18.00
16079Red/Black Alligator-to-Banana Cable Pair - 1mxUmp.com$2.99
16463Red/Black Banana-to-Banana Cable Pair - 1mxUmp.com$2.99
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$59.00
16333Remote-Control Machines: Custom Cars KitThames & Kosmos$99.00
16700Remote-Control Machines: FarmThames & Kosmos$79.00
13774Replacement Belt for N-100V WinscoWinsco$21.99
13776Replacement Belt for N-105S KilovoltronWinsco$24.95
14155Replacement Wicks - Pack of 12xUmp.com$2.49
14781Resistors Set - Assorted 480pcsVelleman$7.99
14779Resonance BowlxUmp.com$129.00
13263Revolving Multi-Color Fiberoptic LightxUmp.com$12.99
16154RGB Fiber-optic KitFortune Products$119.99
15535Rhinoceros Beetle SpecimenReal Insect$14.99
16407Right-Angle Acrylic Prism - 1 x 2 inchesxUmp.com$3.29
14629Ring Tripod StandxUmp.com$8.99
13411Robotic Arm EDGE KitOWI$49.99
15988Robotics Smart Machines KitThames & Kosmos$129.99
16772Robotics Smart Machines: Tracks & Treads$134.95
16331Robotics Workshop KitThames & Kosmos$199.00
16701Robotics: Smart Machines - Rovers & VehiclesThames & Kosmos$129.99
15662Rock and Mineral Excavation Mini KitGeocentral$3.99
13217Rock Science KitToysmith$11.99
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
16782Running Microbug DIY KitVelleman$12.95
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
14929Salt Water Fuel Cell ArachnoidOWI$17.00
14928Salt Water Fuel Cell Monster TruckOWI$24.99
16797Salt-Water Powered Truck 4M Kit4M$14.97
16201Sands Alive! Glow Lunar LandingPlay Visions$24.99
10978Sandstone - Bulk MineralGeocentral$1.49
16408Scale of Hardness Minerals KitxUmp.com$20.99
15067Science Experiments On The Go KitThames & Kosmos$7.99
16197Science Pics Magnet SetDowling Magnets$15.95
13271Science with Magnets Usborne Kid KitUsborne Books$5.00
16652Science X: Electronics & Circuitry KitxUmp.com$29.00
10569Scientists Playing CardsxUmp.com$5.99
16098Sci-Fi Tube - Energy StickToysmith$9.99
12664Scorpion Specimen - SmallReal Insect$8.99
16398Screen Sieves - set of 4xUmp.com$59.99
11793Sea Monkeys Ocean ZooSchylling$13.99
11795Sea Monkeys Original Instant LifeSchylling$7.49
13330Sea-Monkeys MagiQuariumSchylling$15.00
16731Sedimentary Rock Bag - 6pcsxUmp.com$5.49
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
14912Self-Locking Hemostat Pliers - 6inchxUmp.com$2.29
16702Sensors Alive: Bring Physics to LifeThames & Kosmos$149.99
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
16707ShapeApe Kikkerland Cube PuzzleKikkerland$17.99
15088Shark Smart Playing CardsxUmp.com$4.97
15143Shark Tooth Fossil on MatrixxUmp.com$4.99
15978Shark Tooth NecklacexUmp.com$2.99
15906SHINCO-Scope Microscope with 5 Prepared SlidesxUmp.com$89.99
13064Short Stem Funnel - 100ml GlassxUmp.com$4.99
16365Signal Generator - 1Hz to 8MHzxUmp.com$45.99
14975Silicone Lab MatxUmp.com$8.99
15344Simple Halls CarriagexUmp.com$7.99
16771Simple Machines Kit$29.95
13888Simplified Stirling EnginexUmp.com$28.00
16180Single Orthoceras Fossil in MatrixxUmp.com$7.99
11103Single PulleyxUmp.com$1.79
10337Slide Making KitElenco$14.99
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
16788Small Tesla Coil DemonstrationxUmp.com$49.95
12831Smart Robot 4M Kit4M$15.99
15362Smoke Paper (Touch Paper)xUmp.com$9.99
16183Smoky Quartz ClusterxUmp.com$9.99
15539Snake Skeleton SpecimenReal Insect$49.99
16168Snakeskin RockxUmp.com$2.99
16360Snap Circuits 3D Illumination KitSnap Circuits$55.99
16567Snap Circuits 3D M.E.G.Snap Circuits$55.00
16361Snap Circuits Basic ElectricitySnap Circuits$15.00
11998Snap Circuits Jr. Snap Circuits$29.99
15971Snap Circuits Jr. SelectSnap Circuits$31.50
15008Snap Circuits Light KitSnap Circuits$79.99
15838Snap Circuits Light with AC Adapter KitSnap Circuits$89.99
15256Snap Circuits Motion DetectorSnap Circuits$24.99
16565Snap Circuits SnapinoSnap Circuits$35.00
15970Snap Circuits Sound & Light Deluxe KitSnap Circuits$99.00
16566Snap Circuits STEMSnap Circuits$45.00
14822Soft Iron RodxUmp.com$3.99
16785Solar & Battery Fan STEM KitxUmp.com$4.55
13844Solar CarxUmp.com$19.00
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
13921Solar Power KitThames & Kosmos$35.00
13679Solar Powered Solar System KitOWI$21.99
10543Solar Print KitToysmith$12.00
10432Solar Print Refill PaperToysmith$5.99
10094Solar RadiometerTedco$14.99
16709Solar Radiometer Sphere by KikkerlandKikkerland$33.99
14218Solar Rover 4M Kit4M$20.99
15042Solar SpinnerxUmp.com$9.95
16719Solar System Marble SetPlay Visions$12.99
15167Solar System SimulatorxUmp.com$99.00
13709Solar UV Beads - 250pcsxUmp.com$5.99
16708Solar-Powered Edison Action FigureKikkerland$19.50
14787Solderless Electronics Starter SetVelleman$26.99
15155Solenoid / Electromagnet with Iron CorexUmp.com$44.99
16609Space Mission Sand BoxxUmp.com$21.00
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
12662Spider SpecimenReal Insect$8.99
16149Square Galileo Thermometer - Black FinishxUmp.com$54.99
16349Standalone USB Temperature Data LoggerxUmp.com$29.00
11201Star Mica - Bulk MineralGeocentral$1.99
14589Star-Ball Magnetic PuzzleCreative Whack$34.00
11252Stars and Constellations PlacematxUmp.com$2.00
16212Start to Solder Educational KitVelleman$44.99
15346Steam GeneratorxUmp.com$29.99
14821Steel Balls - Pack of 100xUmp.com$4.99
16572Stir Bar for Magnetic StirrerxUmp.com$3.99
16458Stranded Project Wire Set - 24AWG 10-Colors 60mVelleman$13.99
16362Streak Plates Class Pack - 40 White + 40 BlackxUmp.com$79.00
16557Structural Engineering: Bridges & SkyscrapersThames & Kosmos$49.00
14792Student Electronics BreadBoardxUmp.com$7.99
12343Subtraction Tables PlacematxUmp.com$2.00
14669Subwoofer Speaker xUmp.com$29.95
16402Sulfur - Bulk MineralxUmp.com$1.49
13863Sun Art Paper - 8 x 10Tedco$12.99
15376Sun Spot - Solar OvenxUmp.com$59.00
15880Super Capacitor - 100F 2.7VxUmp.com$3.99
10391Super Science Magnet KitDowling Magnets$19.00
15834Super Solar RecyclerOWI$17.00
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$15.00
16403Talc - Bulk MineralxUmp.com$1.49
12249Tape Measure KeychainToysmith$2.59
16606Tarantula and Black Scorpion - Real SpecimensReal Insect$19.99
12665Tarantula SpecimenReal Insect$24.99
15555Tedco 12 inch Inflatable GlobeTedco$7.99
13862Tedco Light Crystal PrismTedco$7.99
16165Tektite - Rough SpecimenxUmp.com$1.69
10207Telephone Bug KitElenco$9.99
14798Temperature Controlled Soldering StationElenco$29.99
14143Test Tube BrushxUmp.com$1.39
11223Test Tube ClampxUmp.com$1.79
16790Test Tube Peg RackxUmp.com$10.97
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
16469The Swinging SticksxUmp.com$98.00
13735Thermochromic GluxCopernicus Toys$6.99
10179Thermodynamic Drinking BirdxUmp.com$6.49
10216Thermodynamic Hand BoilerxUmp.com$5.95
14618Thermoelectric GeneratorxUmp.com$35.00
15357Thermometer ClampxUmp.com$5.99
16171Tin Can Edge Detector Robot 4M Kit4M$15.00
12259Tin Can Robot 4M Kit4M$16.99
16558TKx400i Dual-LED MicroscopeThames & Kosmos$99.00
16491Toggle Switch with Wire LeadsxUmp.com$1.99
13149Tongue DepressorsxUmp.com$7.99
14228Tornado Demonstration Model xUmp.com$299.00
16341Touch Board Starter KitxUmp.com$199.00
10704Touchable BubblesToysmith$2.29
15808Traveling Science Gift SetxUmp.com$19.00
16169T-Rex Dinosaur DNA 4M Kit4M$10.00
16634T-Rex Dinosaur Skull Excavation Dig Activity KitxUmp.com$3.99
13671Trictenotomid BeetleReal Insect$14.99
12599Triops EggsxUmp.com$6.49
11105Triple PulleyxUmp.com$2.99
14046Triple Tandem PulleyxUmp.com$2.99
15244Tripod Periodic Table LampxUmp.com$29.00
16616TroneX 288+ Science CenterxUmp.com$49.00
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
16498Tumble WonderPlay Visions$5.00
11567TV Rock - UlexiteCopernicus Toys$5.99
16654TV Stone - Satin Spar SelenitexUmp.com$2.49
16209Two Legged ALLBOT - Arduino Robot KitVelleman$89.00
13973Two Potato ClockxUmp.com$15.00
13986Two Way Burner StandxUmp.com$4.99
10930Ultimate Chemistry Set CHEM C3000 v2.0Thames & Kosmos$219.00
15952Ultra Glow Air Power Soccer DiscCan You Imagine$14.99
16417Ultrabright COB Keychain LightxUmp.com$3.59
12237Ultraviolet Touchable BubblesToysmith$3.49
15658United States ScrunchMapxUmp.com$8.99
16530Universal Multi Test Tube RackxUmp.com$19.99
16315US Treasure MiningxUmp.com$10.95
16697USA/World Dry Erase Lap BoardxUmp.com$9.99
13510USB Interface for Robotic Arm EDGEOWI$39.00
16088USB Temperature Sensor with Probe - PCSensor TEMPer2xUmp.com$29.99
16688USB to Alligator Clips Connection Wire 5V - 50cm - 20inchxUmp.com$3.99
16359UV Blacklight SpotlightFortune Products$45.00
16083UV Light Blacklight KeychainxUmp.com$1.69
13784Van de Graaff Demo DVDWinsco$18.00
16420Vanadinite - Large Chunk (2-3 inch)xUmp.com$8.99
16619VEX Explorers Discovery CommandHexbug$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
14800Voice Changer Electronics Solder KitVelleman$11.99
16780Volcano Crystal Growing KitCopernicus Toys$7.95
15741Volcanoes and Earthquakes Playing CardsxUmp.com$4.99
14073Voltaic Cell with Porous Cup and Electrodes SetxUmp.com$33.99
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
16826Vortex Coin Bank$14.99
12657Walking Stick SpecimenReal Insect$14.99
16737Wash Bottle LDPE 500ml UnitaryxUmp.com$3.49
15974Wasp - Small SpecimenReal Insect$3.99
14153Watch Glass - 65mmxUmp.com$0.99
15620Water BeadsxUmp.com$1.49
15671Water ClockxUmp.com$15.99
13845Water Wheel TimerxUmp.com$4.99
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$75.00
13916Wind Power Kit v2.0Thames & Kosmos$49.99
12260Windmill Generator 4M Kit4M$14.99
13773Winsco Van de Graaff GeneratorWinsco$699.99
14666Wire Cutter and Stripper ToolxUmp.com$3.99
16800Wire Cutting and Adjustable Stripping Pliers$5.95
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$15.00
10798Wooden BoomerangxUmp.com$4.99
16824Wooden Tangram Puzzle$1.49
13247Wooden Test Tube RackxUmp.com$4.99
11376World and U.S. Map ChartBarCharts$3.00
16286World Map Wall ClockxUmp.com$12.00
14971World's Simplest MotorTedco$8.99
10144Worlds Strongest MagnetsDowling Magnets$12.00
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

xUmp.com Logo

Join our tribe:


Sign-up for our weekly discounts and promotions email newsletter.

xUmp.com Catalog


View xUmp science supplies catalog

At xUmp.com, we are passionate about science. We believe in hands-on learning and making science fun. - Anton Skorucak, Physicist and Founder

At xUmp.com you will find a large selection of scientific products carefully curated by real scientists and educators. We sell everything from educational toys, teacher supplies for science classroom, lab equipment, science toys, science fair supplies, classroom equipment, chemistry glassware, chemistry lab equipment, physics demos, electronics supplies, robots, science kits to geeky science gifts.