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xUmp.com: All Products List

Product# Product Name Brand Price
15897$300 Scratch and Ding Mystery BoxxUmp.com$179.00
148421 x AA Battery Holder with Leads - 1.5VxUmp.com$0.49
162741 x AA Battery Holder with Switch and Leads - 1.5VxUmp.com$0.95
134091.5V Mini Buzzer with Leads 400Hz for Morse Code CircuitsxUmp.com$1.39
1466410 Alligator Clip Leads - MediumxUmp.com$4.95
1736010 Magnet and Hook Sets$9.50
1663910 pack CR2032 Batteries with Wire Leads (CMOS)xUmp.com$24.90
1626010 pack Mini DC Motors - Type 130 1.5-6VxUmp.com$11.95
1623910 pack Piezo Electronic Alarm Buzzers with Leads - 1.5VxUmp.com$13.90
1644910 pack Piezo Electronic Alarm Buzzers with Leads - 3VxUmp.com$13.90
1645010 pack Piezo Electronic Alarm Buzzers with Leads - 9VxUmp.com$13.90
1678610 pack Solar Cells - 1.5V 400mA 80x60mmxUmp.com$44.95
1675610 pack Solar Cells - 2V 130mA 54x54mmxUmp.com$30.95
16259100 Assorted LEDs Pack - 5mm xUmp.com$3.59
17099100 Ohm 10W Ceramic ResistorxUmp.com$2.29
16872100 Prepared Biology Microscope Slides SetxUmp.com$59.00
15378100 Rocks and Minerals of the U.S.A.xUmp.com$84.00
161271000 Solar UV BeadsxUmp.com$21.99
161051000g x 0.1g Mini Bench Digital ScaleUS Balance$14.95
144551000g x 0.1g Precision Digital ScaleUS Balance$11.95
169291000mL Plastic Measuring JugxUmp.com$3.99
102411000um Fiber Optic CableElenco$2.99
174131000X Digital USB Microscope with Adjustable Stand$39.00
168711000X HD 1080P Digital Microscope with LCD ScreenxUmp.com$88.00
167571000X HD WiFi Wireless Digital MicroscopexUmp.com$69.00
173391000X USB HD Digital Microscope with LED Illumination$39.00
14771100g Calibration WeightxUmp.com$2.95
16676100g x 0.01g Digital Pocket ScaleUS Balance$9.95
1715310cm 40pin Male-to-Male Breadboard Jumper Cable RibbonxUmp.com$1.49
1721910-in-1 Adventure Excavation Mega Dig Kit$14.50
1611210X Achromatic DIN Microscope ObjectivexUmp.com$25.95
1737310x5mm Neodymium N50 Ring Magnet with Screw Countersink$0.79
1635511.1V 3A Lithium Solar Charge ControllerxUmp.com$11.00
17364120g x 0.01g US-Tango Digital Scale$19.95
1709812mm Laser Module Holder and HeatsinkxUmp.com$4.95
1482812mm Steel Balls - Set of 12xUmp.com$7.99
1632912V 10W Waterproof Solar PanelxUmp.com$44.99
1694812V 21Ah Lithium-Ion Rechargeable BatteryxUmp.com$139.00
1635612V 4400mAh Lithium BatteryxUmp.com$45.00
1635712V 9800mAh Lithium BatteryxUmp.com$64.99
1639915 Minerals Study KitxUmp.com$27.95
1631815W Stereo Audio AmplifierxUmp.com$7.99
1734015X LED Illuminated Loupe Magnifier$7.95
1676218650 Battery Charge Shield - 3V 5V DC SupplyxUmp.com$5.99
1646518650 Lithium Cell 3.7V Battery Holder with LeadsxUmp.com$1.09
1736318V 100W Solar Panel - Flexible and Waterproof$175.00
1631618V 150mA Solar Panel with Alligator ClipsxUmp.com$19.95
1669518V 30W Waterproof Solar Panel with Connection LeadsxUmp.com$79.95
168881F 5.5V Super CapacitorxUmp.com$2.79
103991in Alnico Horseshoe MagnetDowling Magnets$5.99
170801K Potentiometer - 16mmxUmp.com$0.49
164311N4001 Diode - 1A 50VxUmp.com$0.29
171731V 85mA Mini Solar Cell with Wire Leads - 30x25mmxUmp.com$1.75
101432 inch Alnico Horseshoe MagnetDowling Magnets$9.95
170382 x AA Battery Holder 3V with On/Off Knife SwitchxUmp.com$1.49
158772 x AA Battery Holder B2B with Leads - 3VxUmp.com$0.95
140152 x AA Battery Holder with Leads- 3VxUmp.com$0.72
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
164662 x CR2032 Battery Holder Round Black with SwitchxUmp.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
171022.5V Mini E10 Lightbulbs - Pack of 50xUmp.com$9.95
172942000X HD Digital Microscope 7-inch LCD 12MP Rechargeable$198.00
15899200g Calibration WeightxUmp.com$3.95
11289200g x 0.01g High Accuracy Digital ScaleUS Balance$21.95
17415200X Digital Microscope for Kids with 5 inch LCD Screen$129.95
1634620A 12V Lithium Battery Solar Charge ControllerxUmp.com$29.00
1715420cm 40pin Male-to-Male Breadboard Jumper Cable RibbonxUmp.com$1.79
1677020g x 0.001g Ultra-High Precision Digital ScaleUS Balance$33.95
1040824 Piece Magnet SetToysmith$10.95
1669124AWG Stranded Copper Wire - Four Colors - 10m eachxUmp.com$9.99
1639524LED Adjustable Frequency StrobeVelleman$22.95
1563825ml Plastic Gem Jars - 12pkxUmp.com$5.95
1674825mm Solid Balls - set of 14xUmp.com$29.99
171722ft Black Alligator Clips Cords - 5 pack$3.49
171712ft Red Alligator Clips Cords - 5 pack$3.49
160402-Pack Edible Wilderness and Survival CardsxUmp.com$14.99
173412W USB Solar Panel Phone Battery Charger$11.95
161013 Blade Propeller - 80mmxUmp.com$0.39
166423 inch Steel Horseshoe MagnetxUmp.com$3.95
161083 Laser Pointers Set - Red Green BluexUmp.com$29.99
156113 LED COB Lumifier - 3.4 inch 3XxUmp.com$7.95
172093 x 18650 Lithium Cell Battery Holder - 11.1V$1.29
162723 x AA Battery Holder with Leads - 4.5VxUmp.com$0.99
162753 x AA Battery Holder with Switch and Leads - 4.5VxUmp.com$1.48
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 holexUmp.com$0.25
173653000g x 0.1g US-Scientific Digital Scale$35.95
1714030A 12V/24A Solar Charge ControllerxUmp.com$15.95
1736730ml Clear PET Bottle with Screwcap $0.79
1709230ml Luer Lock Syringe with Cap - Non-SterilexUmp.com$1.19
171693-12V 5A Adjustable DC Power Supply with Digital LCD DisplayxUmp.com$19.95
171683-24V 2A Adjustable DC Power Supply with Digital LCD DisplayxUmp.com$19.95
1462835x25mm Right-Angle Optical Glass PrismxUmp.com$4.59
17133365nm UV Light Blacklight KeychainxUmp.com$1.95
116923D Mirascope - Desktop Mirage ProjectorToysmith$10.00
104103D Solar System Mobile 4M Kit4M$24.95
103983in Alnico Cow MagnetDowling Magnets$7.95
172433-in-1 Alternative Energy Car DIY STEM Kit $13.95
153133-in-1 Diffraction GratingxUmp.com$32.95
169763-in-1 Laser Pointer, LED Flashlight Keychain with Stay On SwitchxUmp.com$4.95
167173-in-1 Water Quality Tester - pH EC TEMPxUmp.com$39.95
173893M Double-Sided Adhesive Mounting Dots - 50pcs - 23mm diameter$6.95
148453V Mini Buzzer with Leads 400Hz for Morse Code CircuitsxUmp.com$1.39
161203V-12V DC Variable Power SupplyxUmp.com$59.95
167203W COB Sun-Spectrum Light Chip - 20 mm diameter 9-12VxUmp.com$2.49
171983X Rubberized HandHeld Magnifying Glass - 3-inch diameter$4.95
154664 AA Panasonic Alkaline Plus BatteriesPanasonic$2.19
154684 AAA Panasonic Alkaline Plus BatteriesPanasonic$2.19
167594 Blade Propeller - 56mmxUmp.com$0.39
166414 inch Steel Bar Magnet Red/Blue PairxUmp.com$3.95
162734 x AA Battery Holder with Leads - 6VxUmp.com$1.15
140174 x AA Battery Holder with Switch and Leads - 6VxUmp.com$1.56
1733140 mm 1.58 inch Liquid Filled Compass$0.95
17390400 Resistors Assortment Set for DIY Electronics - 1/4W$2.95
1611340X Achromatic DIN Microscope ObjectivexUmp.com$25.95
1698340X Magnifier Loupe with LED LightxUmp.com$4.95
17385450 Ceramic Capacitors Assortment Set for DIY Electronics$12.95
144354D Animal Cell Model4D Vision$34.95
166074D Didactic Exploded Human Skull Anatomy Model4D Vision$34.95
168164D Dog Anatomy Model4D Vision$32.95
154614D Exploded Skull Anatomy Model4D Vision$29.95
138774D Female Reproductive Anatomy Model4D Vision$27.95
138794D Frog Anatomy Model4D Vision$32.95
138814D Great White Shark Anatomy Model4D Vision$32.95
138734D Human Head Anatomy Model4D Vision$34.95
138744D Human Heart Anatomy Model4D Vision$22.95
138134D Human Muscle and Skeleton Model4D Vision$22.99
138724D Human Torso Anatomy Model4D Vision$22.95
138784D Male Reproductive Anatomy Model4D Vision$27.95
168174D Orange Cat Anatomy Model4D Vision$34.95
144364D Plant Cell Model4D Vision$35.95
171954D Vision T-Rex Anatomy Model$34.95
171964D Vision Triceratops Anatomy Model$32.50
138804D Woolly Mammoth Anatomy Model4D Vision$34.95
138254-in-1 Pen ScrewdriverxUmp.com$2.29
162534M Crystal Growing Kit4M$9.50
107054M Diving Submarine4M$6.49
122584M Fridge Rover4M$6.49
170934m Green Pulley StringxUmp.com$1.49
142204M Kitchen Science Kit4M$12.50
171104M STEAM Scientific Discovery Kit4M$39.00
172794-Pack of ICR 18650 Blue Lithium-Ion Rechargeable Batteries - 3.7V 2600mAh$19.95
173564-Pack of INR18650 Lithium-Ion Rechargeable Batteries - 3.7V 2200mAh$12.95
165785 VDC Stepper Motor with ULN2003 Driver BoardVelleman$6.95
131495.5 inch Tongue Depressors - box of 500xUmp.com$7.99
17405500 Lumen Adjustable Beam Flashlight$4.95
16248500 Plastic Pipettes - Graduated 3mlxUmp.com$20.00
16991500F 2.7V Super CapacitorxUmp.com$7.95
10491500g x 0.1g Digital Pocket Scale (US-Magnum)US Balance$14.99
16107500X USB Digital Microscope with StandxUmp.com$39.00
1477050g Calibration WeightxUmp.com$2.59
1741450X-1000X Wireless Digital Microscope with Stand and 8 LED Illumination$69.95
1657551 LED UV Scorpion Blacklight Flashlight - 395nm xUmp.com$22.95
168825200mAh USB Mobile PowerBank - 5V 1AxUmp.com$15.95
173105A 2.4A PowerBank Lithium 18650 Charging Module$5.95
169785ft 1.5m Tailors Tape Measure - pack of 12xUmp.com$3.99
172965-in-1 Digital Water Tester - TDS, EC, Salinity, SG, Temp$29.95
173595-in-1 Water Quality Tester - Salinity, pH, TDS, EC, Temp$39.95
170755pc 30W Soldering Iron Kit - Lead-Free UL ApprovedxUmp.com$14.95
168835V USB-Powered Micro Tesla CoilxUmp.com$19.95
173425W USB Solar Panel Phone Battery Charger$19.95
171975X Glass Lens Magnifying Glass - 2-inch diameter$2.95
155586 inch Plasma BallTedco$32.50
16822600 Lumen COB FloodlightxUmp.com$9.00
17384600 Resistors Assortment Set for DIY Electronics - 1/4W$6.59
17386600 Transistors Assortment Set for DIY Electronics$12.50
1657360X Clip-on LED MicroscopexUmp.com$6.49
157946-Color Ball of WhacksCreative Whack$39.95
147076ft Audio Cable - Stereo to Stereo PlugxUmp.com$1.59
169746Pc Watch Band Compass SetxUmp.com$1.95
171016V Mini E10 Lightbulbs - Pack of 50xUmp.com$9.95
1039675 Counting Chips with Block MagnetDowling Magnets$7.95
166368ft Jumbo Green Inflatable AlienxUmp.com$29.95
174068x21 Blue Binocular with Carrying Case$11.50
173829 LED UV Blacklight Flashlight - 395nm$3.95
169719Pc Ceramic Magnet SetxUmp.com$1.79
164649V Battery Holder with Switch and LeadsxUmp.com$1.99
158729V Battery Snap Connector with LeadsxUmp.com$0.25
168019V Battery Snap to Alligator Clips Connection WirexUmp.com$0.95
170889V Battery Snap to DC Plug AdapterxUmp.com$0.79
173799V Micro Tesla Coil Module - Fully Assembled$5.95
158589V Mini Buzzer with Leads 400Hz for Morse Code CircuitsxUmp.com$1.39
15347Acrylic Color Optical Filters - pack of 5xUmp.com$9.95
13491Acrylic Equilateral Prism - 25 x 75 mmxUmp.com$3.95
15349Acrylic Lens & Prisms SetxUmp.com$34.95
16944Acrylic Mirror - 4 x 2 inchesxUmp.com$2.19
16290Acrylic Wave PendulumxUmp.com$119.00
17170Adhesive Conductive Copper Foil - 10mm wide x 25 m longxUmp.com$6.95
15592Adjustable Beaker Stand for Micro BurnerxUmp.com$12.99
16726Adjustable Bunsen BurnerxUmp.com$12.99
17239Adjustable DC Switching Power Supply - 0-30V 5A$79.95
15356Adjustable Double Burette ClampxUmp.com$12.49
16765Adjustable Green Laser Module - Line 510nm 5mWxUmp.com$35.95
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
16887Adjustable USB Power Supply - DP2F - 0.5V to 30V 2AxUmp.com$14.95
16766Adjustable Violet/Blue Laser Module - Line 405nm 5mWxUmp.com$29.99
15587Advanced All-Purpose Glass Celsius ThermometerxUmp.com$4.95
15170Advanced Fossil CollectionxUmp.com$49.95
15993AG-13 Alkaline Batteries - 20 packxUmp.com$2.95
17136AG13 LR44 1.5V Alkaline Batteries - 10 packxUmp.com$1.95
15241Agar Powder - 10g - Petri Dish Biology ExperimentsxUmp.com$15.95
15240Agar Powder - 3g - Petri Dish Biology ExperimentsxUmp.com$7.95
13173Agate Bookends - NaturalGeocentral$49.00
11817Agate Geode HalfxUmp.com$7.95
14243Air Spectrum Discharge TubexUmp.com$22.95
14476Alcohol Thermometer -20 to 110 deg CxUmp.com$4.99
16278Alien Attack Sling ShotxUmp.com$2.99
17126Alkaline Button Cell Watch Batteries Assortment - set of 20xUmp.com$2.95
17199Alligator Clips with Insulated Grip - 12Pc Set$2.95
16394Alligator Cords - 10 pack - 2ft Red/Black SetxUmp.com$6.95
14484Alligator Cords - 2ft - pack of 6xUmp.com$3.99
11114Alligator Cords - 2ft Red/Black SetxUmp.com$1.59
12748Alnico Science KitDowling Magnets$19.95
15627Aluminum Compass - 1.75 inchxUmp.com$2.49
15775Aluminum Tuning Forks - Set of 8xUmp.com$54.95
11197Amazonite - Bulk MineralGeocentral$1.95
15758Amazonite - Large Chunk (2-3 inch)xUmp.com$19.95
16724Amber Bottle 8oz - Boston Round w/CapxUmp.com$2.59
10973Amethyst - Bulk MineralGeocentral$1.95
11822Amethyst - Large Chunk (2-3 inch)xUmp.com$9.95
15091Amethyst Candle HolderxUmp.com$39.00
15762Amethyst Point - Large Chunk (2-3 inch)xUmp.com$14.95
17163AMMEX Ivory Stretch Vinyl Exam Latex-Free Disposable Gloves - Box of 100$11.90
17165AMMEX X3D Blue Nitrile Industrial Latex-Free Disposable Gloves - Box of 200$39.95
17114Analog Adjustable USB Power Supply - 1V to 30V 2AxUmp.com$15.95
17349Analog DC Ammeter Module - 5A$5.95
11028Analog DC AmpMeter 0-1AxUmp.com$9.99
16787Ant Habitat Replacement GelxUmp.com$7.95
16831Anti-fog Project Safety GlassesxUmp.com$2.95
16576Anti-Static Adjustable Elastic Wrist StrapVelleman$4.99
16423Apophyllite - Large Chunk (2-3 inch)xUmp.com$19.95
14246Argon Spectrum Discharge TubexUmp.com$22.95
16629Ask the Alien - Magic 8 BallSchylling$9.95
14925Assembled 7W Mono AmplifierVelleman$17.95
14922Assorted Transistors Set - 100 pcsVelleman$14.95
17048ASTM Level 1 Earloop Face Masks - Pack of 50$29.95
17074ASTM Level 3 Earloop Face Masks - Pack of 50$34.95
16109Atmospheric Mat with HookxUmp.com$24.99
15890Atom Ball - 4 packxUmp.com$12.00
14125Atom Ball FidgetToysmith$3.59
17009Awesome Fossils Collection - 9 Real FossilsCopernicus Toys$7.95
17049AZUR Nitrile Exam Gloves - LARGE - Box of 200$29.95
16373Azurite - Large Chunk (2-3 inch)xUmp.com$14.95
14732Backlit Digital MultimeterxUmp.com$12.95
16870Bacteria Farm Experiment KitHeebie Jeebies$19.95
13538Balancing BirdxUmp.com$4.95
14224Balancing Eagle Desktop ToyToysmith$4.95
17376Balancing Pterosaur$4.39
10871Ball and Ring - Thermal Expansion SetxUmp.com$10.99
15675Ballistics Car Physics DemoxUmp.com$39.00
16741Balloon and Puck SetxUmp.com$25.95
10431Balloon Car RacerToysmith$4.95
10523Balloon HelicopterToysmith$3.49
17288Banded Sandstone Chunks - Pack of 10$16.95
13971Basic Molecular Model SetxUmp.com$19.50
15161Basic SpectrometerxUmp.com$275.00
15538Bat Skeleton SpecimenReal Insect$49.00
17242Battery-Powered Balancing Robot DIY STEM Kit$4.95
14820Beaker Handling Tongs for Chemistry LabxUmp.com$6.95
15089Bear Wise Playing CardsxUmp.com$7.95
14813Bell Jar with Bell and Pressure PlatexUmp.com$98.95
14772Benchtop Pro Digital Scale - 2000g x 0.1gUS Balance$25.95
15593Bernoulli Bag - Pack of 4xUmp.com$8.95
17255Big Blue LED with Wire Leads - 5V 10mm$0.99
16610Big Builder Sand BoxxUmp.com$26.00
11952Bi-Metal Compound BarxUmp.com$6.49
16569Bismuth Crystal - LargexUmp.com$14.99
16163Bismuth Crystal - SmallxUmp.com$5.99
17134Bismuth Metal Cube - 10mm 99.95 Pure xUmp.com$19.95
17184Black Light Science Kit - 9 piece set - 6 experimentsToysmith$8.00
15765Black Tourmaline In Quartz - Large Chunk (2-3 inch)xUmp.com$24.95
13806Blackish Stag BeetleReal Insect$14.99
15335Blood Pressure SetxUmp.com$19.95
17400Blue Agate Coaster$9.95
16924Blue Cobalt Bottle with Dropper - 2oz xUmp.com$1.99
15985Blue Kyanite - Large Chunk (2-3 inch)xUmp.com$19.95
15311Blue Litmus Paper - 100 stripsxUmp.com$1.29
13449Blue Magic Wand KaleidoscopexUmp.com$12.95
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-AdapterxUmp.com$3.99
17084BNC Male to Dual BNC Female T-AdapterxUmp.com$1.99
15760Botryoidal Hematite - Large Chunk (2-3 inch)xUmp.com$11.95
17207Breadboard 2 x AA Battery Holder 3V - with wire and pins$1.29
17208Breadboard 4 x AA Battery Holder 6V - with wire and pins$1.39
17068Breadboard Jumper Wire to Alligator ClipxUmp.com$5.95
17039Breadboard Jumper Wires - Set of 65xUmp.com$1.99
16758Breadboard Power Supply 3.3V 5V USB ArduinoxUmp.com$2.49
14200Break Open Your Own Single GeodexUmp.com$3.95
10967Break-Your-Own Geodes KitGeocentral$11.99
14735Bubble Science 4M Kit4M$14.95
16116Bumper Cars - PairxUmp.com$7.95
14868Bunsen Burner for Chemistry LabsxUmp.com$8.99
14133Burette Clamp - Single Coated JawsxUmp.com$6.99
17095Bussmann DMM-11AR Multimeter Fuse - 1000V 11AxUmp.com$6.95
17096Bussmann DMM-B-44/100 Multimeter Fuse - 1000V 440mAxUmp.com$6.95
14253Caffeine Glass Beaker MugxUmp.com$12.50
17307Calcite Cleavages - Pack of 10$14.95
11820Calymine Trilobite FossilxUmp.com$10.95
16472Camping Solar LED Light Bulb - 0.8W 5V 150 LumensxUmp.com$12.95
14252Carbon Dioxide Spectrum Discharge TubexUmp.com$22.95
12929Carrying Case for GE-5xUmp.com$59.00
14479Cavity Tile - Spotting Tile - PolypropylenexUmp.com$0.79
16319Celsius Digital Thermometer Module with ProbexUmp.com$3.59
10151Ceramic Bar MagnetDowling Magnets$0.69
10401Ceramic Block MagnetDowling Magnets$1.39
10152Ceramic Disc MagnetDowling Magnets$0.49
10150Ceramic Horseshoe MagnetDowling Magnets$0.99
10400Ceramic Latch MagnetDowling Magnets$0.39
16864Ceramic Pi MugHeebie Jeebies$9.95
10229Ceramic Ring MagnetDowling Magnets$0.49
13346Chalcopyrite - Rough Bulk MineralGeocentral$2.95
16985Challenger Safety Goggles - Clear Anti FogxUmp.com$5.95
11203Chrysocolla - Bulk MineralGeocentral$1.95
15757Chrysocolla - Large Chunk (2-3 inch)xUmp.com$10.95
16157Circle Sand Art - BluexUmp.com$19.00
11206Citrine Points - Bulk MineralGeocentral$1.95
14136Clamp Holder - Cast IronxUmp.com$3.49
10421Classic Jacob's LadderToysmith$5.00
17127Classic Retro-Style Wood Yo-YoxUmp.com$1.69
10392Classroom Magnet Kit - Level 1Dowling Magnets$55.00
13401Clean Water Science 4M Kit4M$14.95
13840Cloth Tape MeasurexUmp.com$0.99
13993Cloud Forming ApparatusxUmp.com$21.95
17311CN3065 Lithium 18650 Battery Charge Module$3.95
17230Coarse Iron Filings - 500g bottle$9.95
15995Cob LED Stick Light - 100 LumensxUmp.com$4.99
15711Coffee Cup Stirling EnginexUmp.com$39.50
17375Color Mix Liquid Timer$7.95
13992Color Optical Filters - Gelatin - Pack of 5xUmp.com$9.95
15590Color Paddles - Set of 18xUmp.com$8.99
11686Color-Changing Mood MuddToysmith$6.49
16471Color-Changing Mood RingxUmp.com$1.29
13423Common Tiger Butterfly Specimen in Acrylic BlockReal Insect$17.95
15604Compass - 1.5 inch diameterxUmp.com$1.29
15910Complete Geometric Optics Demo SetxUmp.com$119.00
15682Concave Glass Mirror - 3 inchxUmp.com$5.25
16744Conducting Dough 16ozxUmp.com$7.95
16743Conducting Dough Classroom KitxUmp.com$89.95
16742Conducting Dough Individual KitxUmp.com$27.50
15159Conductivity of Solutions ApparatusxUmp.com$11.95
13536Constant Velocity CarxUmp.com$11.95
11111Contact Key SwitchxUmp.com$4.95
15683Convex Glass MirrorxUmp.com$3.95
13851Convex Mirror D50mm F75mmxUmp.com$1.49
10548Cool Blue Light Experiment KitCopernicus Toys$17.95
16164Copper - Natural Sculpted SpecimenxUmp.com$2.49
16878Copper Metal Cube - 10mm 99.95 Pure xUmp.com$19.95
13885Copper-Zinc Voltaic CellxUmp.com$18.95
14231Coriolis Effect Science KitxUmp.com$49.95
13989Cork Borers - Set of 11xUmp.com$49.95
15817Cork Borers - set of 6xUmp.com$14.95
10532Cosmic Rocket 4M Kit4M$14.95
13150Cotton Tipped Applicator Sticks - pack of 100xUmp.com$1.99
17031CR1225 Lithium Battery - 5 packxUmp.com$1.39
17410CR123A Lithium Batteries 1500 mAh - pack of 2$4.55
17116CR2025 3V Lithium Battery - 5 packxUmp.com$1.29
16763CR2032 Battery Holder with On/Off Switch - LillyPadxUmp.com$1.29
16483CR2032 Battery with Wire Leads and Connector (CMOS)xUmp.com$2.49
17409CR2032 Lithium Batteries 210 mAh - pack of 5$2.49
17408CR2450 Lithium Batteries 600 mAh - pack of 5$3.29
17411CR2450-2P CMOS Lithium Battery with Molex Connector - 3V 1200mAh$3.49
17404CR2477 Lithium Battery - 1100mAh - 5 pack$4.95
13494Cristalheat - Supercooled Heat PackxUmp.com$5.99
10094Crookes Solar RadiometerTedco$17.95
14483Crucible Tongs - Plated SteelxUmp.com$2.29
17282Crystal Garden Kit$7.95
16479Crystal Geode Growing 4M Kit4M$12.50
16950Crystal Glass Sphere - 80mm diameterxUmp.com$9.50
17260Crystal Growing Edible Experiment Kit$23.95
10426Crystal Growing Mystical TreeToysmith$3.95
16840Cyber Robot - Programmable Bluetooth Robotics KitClementoni$49.00
16468D Battery Holder with Leads - 1.5VxUmp.com$1.09
14671Dancing Oobleck ApparatusxUmp.com$99.95
17354DC Female 5.5x2.1mm To Alligator Clips Adapter Cable$2.79
17353DC Male 5.5x2.1mm To Alligator Clips Adapter Cable$2.79
17052DC Motor 130xUmp.com$0.95
15874DC Motor 130 - 1.5-6V with leadsxUmp.com$1.49
17330DC Motor 260$1.29
16452DC Motor 260 - 1.5-6V with leadsxUmp.com$1.49
17142DC Motor 300 - 1.5V to 6VxUmp.com$1.39
15153DC Motor KitxUmp.com$12.95
17041DC Power Jack Adapters - 2.1mm - Male and Female SetxUmp.com$1.59
16365DDS Signal Generator - 1Hz to 8MHz - 7 WaveformsxUmp.com$39.95
17358Deluxe 3xAA to D Battery Converter$3.49
14816Deluxe Color Mixing DemoxUmp.com$95.00
15147Deluxe Dissecting Set - 12 PiecesxUmp.com$25.95
15308Deluxe Gold Leaf ElectroscopexUmp.com$39.95
10876Deluxe Hand Crank DC GeneratorxUmp.com$14.50
17416Deluxe High-Power Tesla Coil with Music Signal Input$99.95
16891Deluxe LCD Digital Microscope - 1000X HD 1080P 4.3TFT 2MPxUmp.com$149.00
16540Deluxe Life Cycle of SilkwormReal Insect$49.00
11958Deluxe Life-Size Human Skeleton Anatomy Model - Anatomically CorrectxUmp.com$249.00
13972Deluxe Molecular Model SetxUmp.com$59.00
17089Deluxe Multimeter Test Leads - Needle Tip - Set of 2xUmp.com$2.95
17144Deluxe USB Female to Alligator Clips Adapter Cable xUmp.com$3.95
17143Deluxe USB Male to Alligator Clips Adapter Cable xUmp.com$3.95
13844Demo Solar Car Educational ModelxUmp.com$19.95
15747Dendritic CrystalxUmp.com$4.95
15779Density Cube Set - 10 Cubes SetxUmp.com$49.95
15752Desert Rose Cluster - Large Chunk (2-3 inch)xUmp.com$11.95
15203Desktop SkeletonxUmp.com$39.95
16890Desktop Solar Engine - Solar Cell Powered DC Motor$69.00
14803Desoldering PumpxUmp.com$4.99
13381Desoldering Wick for ElectronicsElenco$1.79
11006Detective Science Fingerprint 4M Kit4M$14.95
17123Dice - Pack of 10xUmp.com$1.69
17212Diffraction Grating Slide - 100, 300 and 600 per inch$4.95
13348Dig Into Fossils BookletGeocentral$2.49
17067Digital Adjustable USB Power Supply - 1V to 30V 2AxUmp.com$17.95
16325Digital AnemometerxUmp.com$19.99
16754Digital DC Voltmeter Module - 3V-30VxUmp.com$1.69
16326Digital EMF MeterxUmp.com$44.99
16716Digital Inclinometer - 360 deg Digital LevelxUmp.com$39.95
14475Digital Instant Read Thermometer C/FxUmp.com$9.99
16714Digital Laser Tachometer - up to 99999 RPM MeterxUmp.com$19.99
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 secondxUmp.com$4.95
17333Digital Tire Thread Gauge - Pin Vernier Caliper$12.95
17086Digital USB Power Supply - Adjustable 1V-24V 1AxUmp.com$7.95
17277Dino Egg Mini Excavation Kit$2.95
16706Dino Skeleton Excavation Dig Mini KitGeocentral$4.95
17328Dino Skull Hand Puppets - Set of 2$15.95
12467Dinosaur Fossil PuttyToysmith$3.95
17237Dinosaur Poop Natural Educational Box$7.95
11246Dinosaurs Playing CardsxUmp.com$7.95
17213Dinosaurs Reference Cards - 10 pack$3.95
17350Diode Bridge Rectifier Module - KBPC3510 - 35A 1000V$2.49
15984Diopside - Large Chunk (2-3 inch)xUmp.com$24.95
13778Discharge Electrode - Hand-HeldWinsco$109.95
13777Discharge Electrode - Large MountedWinsco$279.00
11242Discover America Playing CardsxUmp.com$7.95
10092Discovery Pack - Gyroscope, Prism, and Magna-Trix SetTedco$17.50
16832Disposable Earplugs - 200 setsxUmp.com$24.95
16835Disposable Foam Safety Ear Plugs - ANSI S3. 19-1974xUmp.com$0.19
16543Distilling ApparatusxUmp.com$95.00
12341Division Tables PlacematxUmp.com$1.95
16873DIY DNA ModelxUmp.com$9.95
16868DIY Galileo Thermometer KitHeebie Jeebies$12.50
17066DIY Model Boat Motor Drive SetxUmp.com$14.95
13398Doodling Robot 4M Kit4M$14.50
17222Doodling Shake Bot DIY STEM Kit$4.95
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
17273Double-Concave Glass Lens - d=50mm f=15cm$1.79
17274Double-Convex Glass Lens - d=50mm f=15cm$1.79
14907Dr Johnson's Heat EnginexUmp.com$49.95
14440Dual Color Z Liquid TimerxUmp.com$7.95
16320Dual Scale C/F Sticker ThermometerxUmp.com$0.79
16889Dual-Cylinder Desktop Stirling Engine$59.00
10837E=mc2 Science T-ShirtxUmp.com$12.95
17147E10 Torch LED Light Bulb - White - 3V-6V 0.06WxUmp.com$1.29
17221Earth Globe Foam Ball - 2.75inch 70mm$2.95
16855EC TDS Temp 3-in-1 Digital Water Quality MeterxUmp.com$43.95
14814Economy Color Mixing DemoxUmp.com$44.95
16433Economy DC Crank Generator - USB 5VxUmp.com$5.99
15146Economy Dissecting Set - 7 PiecesxUmp.com$8.95
17378Economy Laser Ray Box - 3 Adjustable Beams$15.95
16769Economy Wire Stripper and CrimperxUmp.com$1.29
15085Edible Wilderness Playing CardsxUmp.com$7.95
17276Egyptian Mummy Mini Excavation Kit$2.95
17278Egyptian Pyramid Mini Excavation Kit$3.95
16945Electicity and Magnetism 29-piece SetxUmp.com$59.00
15595Electric BellxUmp.com$15.00
14848Electric Double Walled CalorimeterxUmp.com$17.95
16340Electric Paint Conductive Ink PenxUmp.com$22.95
17290Electric Paint Conductive Ink Pen$12.95
13780Electric Plume for Van de Graaff GeneratorWinsco$32.95
17249Electrical Shrink Tubing Assortment Pack - 328pcs$4.75
14033Electromagnet - DissectiblexUmp.com$24.95
14852Electromagnet Science KitxUmp.com$31.95
16661Electromagnet Solenoid - 3V 25NxUmp.com$6.99
16660Electromagnet Solenoid - 6V 25NxUmp.com$7.99
17214Electromagnetic Spectrum Reference Cards - 10 pack$3.95
16935Electromagnetism - Oersteds Effect Classroom Demo ApparatusxUmp.com$22.95
17291Electronic Digital Vernier Calipers - 4 inch 10 cm$9.95
14937Electronic Digital Vernier Calipers - 6 inch 15 cmxUmp.com$9.95
16430Electronics Project Box - LargexUmp.com$12.95
16429Electronics Project Box - MediumxUmp.com$4.99
16428Electronics Project Box - Small xUmp.com$2.99
16531Electrophoresis TankxUmp.com$129.00
13785Electrophorus - For Electrostatics ExperimentsWinsco$69.00
16968Electrostatic Discharge Tongs - AdjustablexUmp.com$11.95
16421Elestial Quartz - Large Chunk (2-3 inch)xUmp.com$24.95
15750Emerald - Large Chunk (2-3 inch)xUmp.com$7.99
14257Emerald Quartz - Bulk MineralGeocentral$1.95
14405Emergency Sleeping BagxUmp.com$2.95
16581Emergency Solar Hand-Crank Radio FlashlightxUmp.com$29.95
13555Emergency Space BlanketxUmp.com$1.79
17262Emergency Water-Powered Lamp$19.95
16470Enamelled Copper Wire - 0.1mm 15mxUmp.com$1.59
16903Enamelled Copper Wire - 0.3mm 10m - Electro-Magnet WirexUmp.com$1.95
16553Enamelled Copper Wire - 0.5mm 10mxUmp.com$7.95
16552Enamelled Copper Wire - 1mm 100g 12mxUmp.com$12.95
10612Energy BallxUmp.com$4.95
16739Energy Transfer Balls - Set of 2xUmp.com$29.95
13983Equal Mass Science SetxUmp.com$12.99
16406Equilateral Acrylic Prism - 1 x 2 inchesxUmp.com$3.99
16405Equilateral Glass Prism - 1 x 2 inchesxUmp.com$4.49
14477Equilateral Glass Refraction Prism 75 x 9 mmxUmp.com$4.25
10869Equilateral Optical Glass Prism - 25 x 75 mmxUmp.com$5.95
17418Erupting Eggcano Novelty Timer$5.95
15797Eureka BallCreative Whack$22.95
16725Evaporating Dish 150mlxUmp.com$2.95
10516Expandable Optical Periscope ToyToysmith$21.95
15381Explore Geology - 24 Rocks & Minerals SetxUmp.com$13.95
13155Extraordinary Ordinary Prepared Slide SetC & A Scientific$9.99
16649Faceted High Grade Iron Pyrite 2-3 inch Chunk xUmp.com$29.95
17387Fahrenheit Digital Thermometer Module with Probe -58F to 158F$3.59
16476Fan Micro Car DIY STEM KitxUmp.com$4.95
16542Fan Propeller with Soft BladesxUmp.com$0.39
11163Fart-Making Noise PuttyToysmith$4.95
17115Fast USB Charger Adapter - 5V 2AxUmp.com$3.59
17150Female Banana Socket Terminals - 4mm - Black and Red PairxUmp.com$1.79
17083Ferrite Core Ring 22 x 14 x 8mm xUmp.com$0.89
17180Ferrofluid Science Lab Kit$19.95
13347Fiery Mood RingGeocentral$3.99
17229Fine Iron Filings - 500g bottle$9.95
13434Fire Syringe - The Physics Combustion DemoxUmp.com$20.99
16862Fitzroy Storm Glass - 11 inch tallHeebie Jeebies$24.95
13791Flame Salts Chemstry SetWinsco$99.95
16350Flashing LED Circuit DIY Electronics KitxUmp.com$2.59
12254Flashing Neutron BallToysmith$5.49
14624Flask Electroscope for Electrostatic ExperimentsxUmp.com$13.95
15816Flask Stand - PolypropylenexUmp.com$8.95
14102Flat Aluminum ElectrodexUmp.com$1.49
14071Flat Carbon ElectrodexUmp.com$3.95
14069Flat Copper ElectrodexUmp.com$2.95
15672Flat Iron ElectrodexUmp.com$1.29
16662Flat Nickel-Plated ElectrodexUmp.com$2.95
14072Flat Pure Nickel ElectrodexUmp.com$8.95
14070Flat Zinc ElectrodexUmp.com$1.99
15909Flexible ClampxUmp.com$34.95
14909Flexinol MuscleWire - 70 deg C - 1mxUmp.com$6.95
13987Flint Dropper Bottle - 1oz SinglexUmp.com$1.99
16156Flip Sand Art - Black and WhitexUmp.com$19.50
17061Flip Sand Art - Blue and WhitexUmp.com$29.95
13390Floating Colors TimerxUmp.com$5.95
13157Flower Power Prepared Slide SetC & A Scientific$9.99
13790Fluorescent Liquids SetWinsco$84.95
14236Fluorescent Minerals Collection - Short and Long WavexUmp.com$59.95
12300Fluorite - Bulk MineralGeocentral$1.95
11602Flying Screaming Sling-Shot MonkeyxUmp.com$7.95
14126Folding BinocularsToysmith$8.95
14075Force and Reaction Fan CarxUmp.com$19.95
13431Force Table - Physics Classroom DemoxUmp.com$179.00
16733Fossil Hunt Geology KitxUmp.com$29.50
14237Fossil Starter BagxUmp.com$19.95
16568Fossils Excavation Mini KitGeocentral$4.95
10127Fresnel Lens Magnifier SheetxUmp.com$1.99
17146Frosted E10 LED Light Bulb - Blue - 4.5V 0.06WxUmp.com$1.29
15764Fuchsite - Large Chunk (2-3 inch)xUmp.com$14.95
16255Galena - Large Chunk (2-3 inch)$10.95
16858Galileo Thermometer - 11 inch tallHeebie Jeebies$21.00
16859Galileo Thermometer - 17 inch tallHeebie Jeebies$39.00
16928Gas Generating Bottle - 250 mLxUmp.com$19.95
14836Gas Law ApparatusxUmp.com$119.00
17037Geared DC Motor 130 3V-12V - for DIY Car and Robot ProjectsxUmp.com$1.79
15866Geared DC Motor and Toy Car Wheel SetxUmp.com$5.99
17370Geared DC Motor with Cable - Arduino DIY - Dual Shaft 200RPM$3.29
16655Geared Micro DC Motor N20 - 60RPM 6V xUmp.com$5.99
16791Gel Ant Habitat with LED LightsxUmp.com$25.00
14025Gems of the USACopernicus Toys$7.95
15169General Fossil CollectionxUmp.com$32.95
14598Genuine Meteorite - Large 40g ChunkxUmp.com$59.99
14599Genuine Meteorite NecklacexUmp.com$15.00
17238Genuine Shark Tooth Fossil Educational Box$5.95
17236Genuine Turquoise Nugget Educational Box$7.50
16390GeoCentral Crystals Science KitGeocentral$12.50
16389GeoCentral Fossils Science KitGeocentral$12.50
14777GeoCentral Rock Science KitGeocentral$12.50
15547Giant Solar Balloon - 50 feetTedco$18.99
15687Glass Alcohol Thermometer - Dual C/F ScalexUmp.com$5.95
17077Glass Alcohol Thermometer 6 inch -10C-110C xUmp.com$2.95
13607Glass BeadsxUmp.com$9.95
14275Glass Beaker - 1000mlxUmp.com$6.95
14274Glass Beaker - 100mlxUmp.com$2.29
13060Glass Beaker - 250mlxUmp.com$3.49
16244Glass Beaker - 50mlxUmp.com$2.95
13061Glass Beaker - 600mlxUmp.com$4.95
14254Glass Beaker Mug - 400mlxUmp.com$13.95
14282Glass Boiling Flask - 1000mlxUmp.com$19.95
14279Glass Boiling Flask - 100mlxUmp.com$3.89
14280Glass Boiling Flask - 250mlxUmp.com$5.59
14281Glass Boiling Flask - 500mlxUmp.com$7.29
16548Glass Boiling Flask - Round Bottom - 1000mlxUmp.com$12.99
16546Glass Boiling Flask - Round Bottom - 250mlxUmp.com$4.95
16547Glass Boiling Flask - Round Bottom - 500mlxUmp.com$7.29
15353Glass Burette - 25mlxUmp.com$24.95
15354Glass Burette - 50mlxUmp.com$29.95
14276Glass Erlenmeyer Flask - 100mlxUmp.com$3.49
13058Glass Erlenmeyer Flask - 250mlxUmp.com$5.79
13059Glass Erlenmeyer Flask - 500mlxUmp.com$7.95
14362Glass Erlenmeyer Mug - 400mlxUmp.com$13.95
13068Glass Eye DropperxUmp.com$0.95
15891Glass Eye Droppers - 12 packxUmp.com$7.95
15365Glass Filtering Flask - 1000ml xUmp.com$29.95
15363Glass Filtering Flask - 250mlxUmp.com$13.59
15364Glass Filtering Flask - 500mlxUmp.com$19.95
17201Glass Graduated Cylinder - 1000ml$27.95
13062Glass Graduated Cylinder - 100mlxUmp.com$5.95
14278Glass Graduated Cylinder - 250mlxUmp.com$8.95
17132Glass Graduated Cylinder - 25ml$3.95
13063Glass Graduated Cylinder - 500mlxUmp.com$13.95
16243Glass Graduated Cylinder - 50mlxUmp.com$4.95
15350Glass Lens & Prisms SetxUmp.com$34.95
10877Glass Lens Set, Set of 6xUmp.com$19.95
15681Glass Mirror - 4 x 4 inchesxUmp.com$1.79
16246Glass Pipette MOHR - 10mlxUmp.com$2.95
15696Glass Plates - 10 packxUmp.com$39.95
15369Glass Separatory Funnel - 100mlxUmp.com$24.95
15370Glass Separatory Funnel - 250mlxUmp.com$27.95
16448Glass Stir Rod - 6 inchxUmp.com$0.49
16722Glass Stir Rod - 8 inchxUmp.com$0.69
13067Glass Test TubexUmp.com$0.79
15685Glass Tubing CutterxUmp.com$10.95
15367Glass Volumetric Flask - 100mlxUmp.com$8.95
15366Glass Volumetric Flask - 50mlxUmp.com$7.49
17164Gloveworks Black Nitrile Industrial Latex-Free Disposable Gloves - Box of 100$21.95
16478Glow Crystal Growing 4M Kit4M$9.50
17188Glow Planets and 20 Nova Stars Set$7.50
14976Glow Skeleton T-ShirtxUmp.com$9.95
10547Glowing Gel Experiment KitCopernicus Toys$12.50
15753Golden Mica with Tourmaline - Large Chunk (2-3 inch)xUmp.com$24.95
15979Goniatite - 2 inch Real FossilxUmp.com$12.95
15358Graham CondenserxUmp.com$34.95
17211Grain of Wheat Light Bulb - 1.5V$0.39
16678Gravitrax Starter Set - STEM Marble Run with VRGravitrax$59.00
15447Gravitron Gyro - Touch-Safe GyroscopeTedco$9.50
16118Green Cotton Pulley Thread - 15mxUmp.com$3.99
13815Green Laser PointerxUmp.com$19.00
13482Green Laser Pointer - SilverxUmp.com$29.95
16875Green Neon Bulb - 6mm x 16mm - for Electro-Static ExperimentsxUmp.com$1.95
15973Green Rose Chafer Beetle - Small SpecimenReal Insect$3.99
12661Green Rose Chafer Specimen in Acrylic Block$5.95
16375Green Slag - Large Chunk (2-3 inch)xUmp.com$3.99
17112Green USB Power Bank - 2600mAh 5V 1A$7.95
16665GreenLine Single Pole Double Throw Knife SwitchxUmp.com$1.59
17182Growing Crystals - Complete Mini KitToysmith$4.95
16728Growing Rock CrystalsxUmp.com$9.95
10975Gypsum Rosettes - Bulk MineralGeocentral$1.95
17315Halls Carriage - Physics Classroom Demo$7.95
16939Hand Vacuum Pump - without gaugexUmp.com$28.95
14832Hand Vacuum Pump with Gauge$34.95
17215Hand-Crank Generator DIY STEM Kit$4.95
10166Handheld UV LightxUmp.com$7.95
16746Happy and Sad Balls - Collisions DemoxUmp.com$6.95
15145Harbottle ApparatusxUmp.com$22.95
14408Hard Hat - Head ProtectionxUmp.com$9.95
12465Hatchin Grow DinoToysmith$6.49
17281Heart Mood Ring with Adjustable Size Band$1.79
17357Heat and Energy Transfer Kit with Digital Thermometers$44.95
10875Heat ConductometerxUmp.com$17.95
16789Heat Mantle - for Laboratory UsexUmp.com$115.00
14244Helium Spectrum Discharge TubexUmp.com$22.95
17335Hobby Solar Cell - 3V 150mA 60x60mm$3.25
16608Hoberman Mini Sphere - Expanding Universe GlowHoberman$19.50
13948Hoberman Original Mini SphereHoberman$18.95
12538Hoberman Sphere - Universe GlowHoberman$39.95
14835Hoffman Screw Clamp for Chemistry LabxUmp.com$2.95
16550Hook Collar ClampxUmp.com$3.29
13549Hook Magnet - 8lb PullxUmp.com$2.59
15852Hooked Brass Weight - 100gxUmp.com$6.95
15851Hooked Brass Weight - 50gxUmp.com$4.95
16966Hookes Law Spring setxUmp.com$8.99
15674Horizontal Cast and Collision TesterxUmp.com$49.00
16970Horizontal Hand BoilerxUmp.com$9.95
15650Hot Plate - 6 inch 1000WxUmp.com$24.95
14157Hot Plate with Magnetic StirrerxUmp.com$149.00
15338How Clean is the Water? KitxUmp.com$49.00
15235Human Kidney Anatomy ModelxUmp.com$39.00
10880Human Skull Biology ModelxUmp.com$49.00
16933Human Torso Model with 15 Removable Parts - 10 inch tallxUmp.com$19.50
14249Hydrogen Spectrum Discharge TubexUmp.com$22.95
16370Ice Calcite - Large Chunk (2-3 inch)xUmp.com$3.95
15773Ice Melting KitxUmp.com$22.95
17118ICR 18650 Blue Lithium-Ion Rechargeable Battery - 3.7V 2600mAhxUmp.com$4.99
17117ICR 18650 Green Flat-Top Lithium-Ion Cell Rechargeable Battery - 3.7V 2600mAhxUmp.com$4.95
16729Igneous Rock Bag - 6pcsxUmp.com$10.95
14933Illuminated LED LoupexUmp.com$6.95
15605Illuminated Mini 16X MicroscopexUmp.com$7.95
16738Impact Safety Goggles - Indirect VentilationxUmp.com$6.95
14829Inclined Plane - Physics Classroom DemoxUmp.com$65.00
13156Incredible Edible Plants Prepared Slide SetC & A Scientific$9.99
17005Infinite Fidget CubexUmp.com$5.95
10508Inflatable World Globe - 12inxUmp.com$2.49
16909In-Line USB Voltage and Current Meter 3.3-18V 0-3AxUmp.com$5.99
16745Insulating Dough 10ozxUmp.com$15.95
15315Interplanetary TattoosCopernicus Toys$7.95
16571Intllab Magnetic Stirrer MS-500xUmp.com$54.95
10570Inventors Playing CardsxUmp.com$6.95
16409Invisible Ink Pen and UV LightxUmp.com$1.19
10153Iron Filings - 12oz BottleDowling Magnets$7.95
13757Iron Filings CasexUmp.com$2.15
17050iShield Disposable Face Shield$3.49
12255IsoFlex Stress Relief BallToysmith$7.95
17303JST Connector CR2032 Lithium Battery with Wire Leads (CMOS)$2.49
16412Jumbo Glitter Poppin HopperToysmith$1.95
13758Jumbo Magnetic Marbles - set of 5xUmp.com$4.95
15781Jumbo Spiral Glitter WandToysmith$9.95
10436Kaleidoscope Making 4M Kit4M$12.50
13829Keychain MagnifierxUmp.com$2.19
15986Kids First Physics Lab KitThames & Kosmos$39.00
13793Kids Pi Math T-ShirtxUmp.com$9.95
15957KidzLabs 4M Crystal Science Kit4M$12.50
17191KidzLabs: Magnetic Car Racer$6.95
13775Kilovoltron Van de Graaff GeneratorWinsco$329.95
17175KingSeal Nitrile Exam Gloves - LARGE - Box of 100$19.95
17029KingSeal Nitrile Exam Gloves - MEDIUM - Box of 100$19.95
17174KingSeal UltraBlack Nitrile Medical Grade Gloves - Box of 100$19.95
16545Kjeldahl Bulb with StoppersxUmp.com$14.99
13854Knife Switch - Double Pole Double ThrowxUmp.com$3.49
14247Krypton Spectrum Discharge TubexUmp.com$22.95
14256Laboratory Counter / TimerxUmp.com$8.49
14874Laboratory GyroscopexUmp.com$29.95
17403Laboratory Scissor Jack - Blue Enamel$35.00
14855Laboratory Scissor Jack - Stainless SteelxUmp.com$45.00
14812Laboratory Vacuum Pump, 110VxUmp.com$209.00
16646Labradorite Chunk - 1 inch with One Polished SidexUmp.com$5.95
14035Lamp Board - 5 lampsxUmp.com$19.95
13702Large DNA Model - Classroom DemoxUmp.com$95.00
16792Large Infinity Mirror - Optics DemoxUmp.com$59.95
14936Large Plastic Vernier CalipersxUmp.com$1.49
16767Laser Pointer Holder Clamp - 16mmxUmp.com$19.99
16554Laser Ray Box - 3 Red BeamsxUmp.com$34.95
17162LAVA-Nado Vortex Generator DIY Kit$19.50
15129Lazer FingersToysmith$3.99
14788Lead-Free Solder Spool - 100gVelleman$14.99
13955LED - Green 5mm 565nm 2.6VxUmp.com$0.29
13956LED - Red 5mm 635nm 2.6VxUmp.com$0.29
14784LEDs Set - Assorted 80pcsVelleman$14.95
14617Lemon Clock - DIY Fruit-Powered ClockToysmith$6.95
14638Lenz Law Copper TubexUmp.com$19.99
15766Lepidolite - Large Chunk (2-3 inch)xUmp.com$19.95
13978Leyden Jar - SeparablexUmp.com$15.95
16923Liebig Condenser - 200mmxUmp.com$11.99
16538Life Cycle of Cabbage Butterfly - Real SpecimenReal Insect$39.00
10866Life-Size Human Heart ModelxUmp.com$39.00
13532Light Crystal Prism - LargeTedco$15.95
13158Lily Pad Leap Prepared Slide SetC & A Scientific$9.99
17252LilyPad Button Board Switch$1.49
17254LilyPad Buzzer$2.59
17371LilyPad Conductive Thread - 10m$5.95
17253LilyPad LED - Tri-Color RGB$1.95
17251LilyPad LED Blue - 5pcs$2.29
17250LilyPad LED White - 5pcs$2.29
17295LilyPad Slide Switch$1.15
16327Line Tracking Car DIY Electronics KitxUmp.com$12.95
17053Liquid Crystal Forehead Thermometer StripxUmp.com$0.79
15596Liquid Filled Compass - 1.75 inchxUmp.com$1.09
17401Litmus Blue Test Paper - 100 strips$1.29
17402Litmus Red Test Paper - 100 strips$1.29
15472Lodestone Chunk - Automagnetised MagnetitexUmp.com$3.99
16119Long Metal Coil Spring - Extends to 30 feetxUmp.com$15.99
17202Long-horned Beetle Specimen in Acrylic Block$5.95
16936Loop The Loop TrackxUmp.com$27.50
13792Lucite Light Rod - For Fiberoptics DemosWinsco$34.95
16099Lunar Light ShowToysmith$19.50
15847Luster Rocks KitxUmp.com$19.50
16068MaBoRun - Amazing ComboMaBoRun$29.95
16072MaBoRun - Mini TornadoMaBoRun$12.50
13429Magdeburg HemispheresxUmp.com$6.99
16095Magic Loops FidgetToysmith$6.00
15526Magic Rocks - Crystal Growing Science KitToysmith$6.49
16392Magic Sunset EggsGeocentral$4.95
14620Magleads - Black (set of 10)xUmp.com$15.95
14621Magleads - Red (set of 10)xUmp.com$15.95
17158Magma - Squishy Light-Up Meteorite Ball$4.49
14897Magnet Science 4M Kit4M$14.50
16454Magnetic Ferrofluid DisplayxUmp.com$26.95
16529Magnetic Field CubexUmp.com$39.95
14626Magnetic Field ModelxUmp.com$39.99
10441Magnetic Gyro-Fly WheelToysmith$4.95
16793Magnetic Iron Filings SaverxUmp.com$8.95
17366Magnetic LCD Digital Timer and Stopwatch$2.95
13698Magnetic Levitator - ClassicToysmith$15.00
17054Magnetic Linear AcceleratorxUmp.com$39.50
16723Magnetic Lines of Force ViewerxUmp.com$22.95
15828Magnetic Match RingsxUmp.com$14.95
14913Magnetic Metal Clips - set of 4xUmp.com$2.95
16735Magnetic Putty with Neo MagnetxUmp.com$9.50
13715Magnetic Rings and Stand SetxUmp.com$3.49
15726Magnetic Sand TimerxUmp.com$9.50
16397Magnetic Sphere with Iron Filings KitxUmp.com$15.99
10534Magnetic WandDowling Magnets$2.49
13849Magnifying Bug ViewerxUmp.com$4.95
17227Make Your Own Bounce Ball Kit$3.19
15258Math Magic 4M Kit4M$12.50
10882Maxwells Wheel - LargexUmp.com$47.00
14141Measuring Plastic Jug with HandlexUmp.com$2.79
16121Measuring Tape - 10 pack - 60inch 150cmxUmp.com$4.99
17224Mega Experiment Chemistry Lab Kit$17.50
16815Mega MaboRun - 236pcs Marble Run KitMaBoRun$65.00
16734Metal Disc Set - 8 Metals - Stamped 1inchxUmp.com$8.95
11682Metal Jax and Ball SetToysmith$9.95
15602Metal Vernier Caliper - 6inch/150mm xUmp.com$12.95
16615Metallic Minerals Science KitxUmp.com$11.50
16730Metamorphic Rock Bag - 6pcsxUmp.com$9.95
16635Meteorite Outer Space Excavation KitxUmp.com$4.95
17393Micro Coin Vibration Motor with Adhesive - 3V - 10mm x 3.5mm$0.95
16321Micro Speaker - 8ohm 1W with leadsxUmp.com$2.09
16526Micro Vibration Motor - 1.5V 6x12mmxUmp.com$1.17
13606Microscope Cover Glass - 22x22mm 100pcsxUmp.com$1.99
17312Micro-USB to USB 2.0 Adapter$0.95
14613Mighty Magnet SetToysmith$12.50
14711Military Precission Compass$12.50
15084Mind Twisters - Set of 6 Wire PuzzlesxUmp.com$4.29
13218Mineral Science KitToysmith$14.95
14232Mineral Test KitxUmp.com$11.95
17388Mini Adjustable Digital USB Power Supply - 1V-24V 3W$9.95
16905Mini COB Bulb - Blue - E10 3VDC 0.18WxUmp.com$1.29
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$3.49
16689Mini Digital 2-in-1 Voltmeter Ammeter - 100V 10AxUmp.com$4.99
17081Mini Digital Voltmeter - 0V-30V - 3-WirexUmp.com$1.95
14127Mini Dinosaur Excavation KitToysmith$4.95
15848Mini E10 Bulb Socket with Terminals - Pack of 10xUmp.com$3.49
15673Mini E10 Lamp Holder with SpringsxUmp.com$2.39
13974Mini E10 Lamp ReceptaclexUmp.com$1.29
17205Mini Electromagnet Solenoid Coil$1.09
15868Mini Electronics BreadboardxUmp.com$1.75
17036Mini Electronics Breadboards - Set of 6xUmp.com$2.79
15700Mini Folding ScissorsxUmp.com$1.29
17181Mini Galileo Thermometer - 6 inch tall$12.50
14665Mini Hobby Speaker - 2 inch 4 OhmsxUmp.com$2.29
16760Mini Hobby Speaker - Flat 36mm 8ohm 0.5WxUmp.com$1.49
11109Mini Knife Switch - SinglexUmp.com$1.69
17090Mini LCD Thermometer and HygrometerxUmp.com$2.95
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$8.95
16484Mini Light Bulb Holder - E10 with wire leadsxUmp.com$1.29
11108Mini Lightbulbs - 1.5-3V E10 - Pack of 10xUmp.com$2.49
16967Mini Lightbulbs - 6.3V E10 - Pack of 10xUmp.com$3.59
17060Mini Liquid Compass - 1 inch (25mm) - Pack of 10xUmp.com$3.59
16309Mini Liquid Compass - 20mm - Pack of 10xUmp.com$3.95
16117Mini Magnetic Pole FinderxUmp.com$5.95
17324Mini Neon Bulb - 6mm x 12mm - 5 Color Options$0.49
17082Mini Phillips Screwdriver - 3mm - 12cm LongxUmp.com$0.69
17352Mini Phillips Screwdriver for DIY Hobby Projects$0.15
13558Mini Plastic Vernier CalipersxUmp.com$0.59
16527Mini Ripple Tank - Physics Classroom DemoxUmp.com$129.00
16884Mini Tesla Coil with 9V Power AdapterxUmp.com$29.95
17332Mini Water Pump - USB-Powered$5.95
17218Mini-Crystal Growing Kit with Granite Base Rock$3.19
15907Modular AA Battery Holders - Block of 4xUmp.com$5.95
13408Modular D Battery Holder - 1.5VxUmp.com$1.69
16798MOLEX Connector CR2032 Battery with Wire Leads (CMOS)xUmp.com$2.49
16034Momentary Push-Button Switch with LeadsxUmp.com$1.99
14898Money Safe 4M Kit4M$19.95
14680Mosasaur Dino ToothxUmp.com$7.95
16238Mosasaur Teeth CompositionxUmp.com$99.95
16650Mosasaurus Fossil Tooth in Matrix - LargexUmp.com$19.99
15754Moscovite Mica - Large Chunk (2-3 inch)xUmp.com$25.95
16796Motorized Robotic Arm 4M Kit4M$19.95
15071Moving Butterfly - Blue MorphoxUmp.com$29.99
15072Moving Butterfly - MonarchxUmp.com$29.99
15935Multifunction 60 SMD FlashlightxUmp.com$7.95
15198Multi-Function Survival ToolxUmp.com$1.79
14903MuscleWire Demo SpringxUmp.com$9.99
14905MuscleWires Monster Moving Hand KitxUmp.com$34.95
14904MuscleWires Project Book and Sample KitxUmp.com$27.00
16097Mystery Fire - Flame Color SaltToysmith$2.95
16387N50 Neodymium Bar Magnet - 50x10x5mmxUmp.com$4.99
16388N50 Neodymium Cube Magnet - 10x10x10mmxUmp.com$1.79
16385N50 Neodymium Disc Magnet - 10x3mmxUmp.com$0.99
16386N50 Neodymium Disc Magnet - 20x5mmxUmp.com$1.79
17026N95 FDA NIOSH Approved Makrite 9500 Respirator Face Mask - pack of 3$17.95
16087Neon Bulb - 6mm x 16mm - for Electro-Static ExperimentsxUmp.com$0.59
14245Neon Spectrum Discharge TubexUmp.com$22.95
13783Neon Wand for Electrostatic ExperimentsWinsco$79.00
15312Neutral Litmus Paper - 100 stripsxUmp.com$1.29
15348Neutralization Lens SetxUmp.com$4.95
13886New York Demonstration BalancexUmp.com$40.00
15591Newtons Color DiscxUmp.com$39.00
10063Newtons Cradle - Large - 7 inchesxUmp.com$25.95
10808Newtons Cradle - Regular - 5.5 inchesxUmp.com$21.95
16876Nickel Metal Cube - 10mm 99.95 Pure xUmp.com$19.95
16952Niobium Metal Cube - 10mm 99.95 Pure xUmp.com$24.95
16342Nitinol Wire - 1ftxUmp.com$3.95
14250Nitrogen Spectrum Discharge TubexUmp.com$22.95
17091Non-Hardening Modeling Clay - 2ozxUmp.com$1.79
15727Nostalgic Pack GyroscopeTedco$9.95
12837Number Slide PuzzleToysmith$3.95
15694Oceanic Fossils SetxUmp.com$6.95
14623Oersteds Law ApparatusxUmp.com$23.95
10435Old World KaleidoscopeToysmith$9.95
17323Open DC Motor Demo Model with Propeller 3-6V$4.95
10968Optical Calcite - Bulk MineralGeocentral$3.95
10544Optical Illusions Playing CardsxUmp.com$8.95
12472Oral Health and Hygiene Educational Anatomy ModelxUmp.com$39.00
11199Orange Calcite - Bulk MineralGeocentral$1.95
16371Orange Calcite - Large Chunk (2-3 inch)xUmp.com$3.99
16732Ores of Common Metals Kit - 15pcsxUmp.com$42.95
13531Original TEDCO Gyroscope - Retro Twin PackTedco$15.50
15981Orthoceras - 1 inch Real FossilxUmp.com$3.95
14206Orthoceras Fossil in a BoxxUmp.com$4.95
15345Overflow CanxUmp.com$8.49
15728Owl Puke Science KitTedco$17.50
14251Oxygen Spectrum Discharge TubexUmp.com$22.95
17155Pack of 12 DC Motors 130 - 1.5V-6VxUmp.com$8.95
16795Paint Your Own Derby Racer CarToysmith$8.95
17030Panasonic CR2032 CMOS Lithium Battery with Leads and MOLEX ConnectorxUmp.com$2.79
17189Paper Making Science STEAM 4M KitToysmith$15.00
15522Parafoil KiteToysmith$8.95
16922Parallel Laser Ray Box - 5 Independent BeamsxUmp.com$43.95
16443PCB Copper Board - 7x10cmxUmp.com$1.49
16432PCB Copper Prototype Board - 5x10cmxUmp.com$2.99
14119Peg Game - Wooden Triangle PuzzleToysmith$4.95
14916Peltier Thermo-Electric Cooling Module - 12VxUmp.com$4.99
15908Pendulum Wave DemoxUmp.com$49.00
15324Periodic Table Banner PenxUmp.com$1.95
16954Periodic Table Banner Pens - 10 packxUmp.com$19.50
16861Periodic Table Magnets$13.95
15097Periodic Table Reference Cards - 10 packxUmp.com$3.95
17398Periodic Table with Real Elements$34.95
10250Pet Tornado - Desktop Twister ToyTedco$5.49
13066Petri Dish - 100mm GlassxUmp.com$3.29
13341Petrified Wood - Bulk MineralGeocentral$1.95
17235Petrified Wood Educational Box$4.95
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 Water Quality Tester xUmp.com$42.99
17149Phillips Head Micro Precision Screwdrivers - 10 pack 45mm 1.5mmxUmp.com$2.49
16271PhiTOP - Physics Spinning TopPhiTop$19.95
17334Photo Sensor Switch - 220A 10A 2200W$9.95
16690Photoresistor GL5516xUmp.com$0.29
16848Physics and Engineering - Educational KitClementoni$39.00
16826Physics Vortex Coin BankxUmp.com$19.95
14657Pi-Day T-ShirtxUmp.com$9.95
17293Piezo Electronic Alarm Electronic Buzzer with Leads - 6V$1.39
10252Pin Art - Large - 7 inchesToysmith$24.95
17306Pink Dolomite Chunks - Pack of 10$15.95
15983Pink Tourmaline in Quartz - Large Chunk (2-3 inch)xUmp.com$24.95
13603Plain Microscope Slides - Pack of 12xUmp.com$1.99
10873Plain Microscope Slides - Pack of 72C & A Scientific$8.99
16979Plane Glass Mirror Strips - 2 x 6 inches - pack of 12xUmp.com$24.95
13990Plastic Beaker - 250mlxUmp.com$1.79
13991Plastic Beaker - 500mlxUmp.com$2.79
10427Plastic BubblesToysmith$4.95
15360Plastic Erlenmeyer Flask - 250mlxUmp.com$6.95
15361Plastic Erlenmeyer Flask - 500mlxUmp.com$6.59
14158Plastic Magnifying Lens - Dual 3X 6XxUmp.com$0.89
14817Plastic Measuring Cylinder - 100mLxUmp.com$2.49
14818Plastic Measuring Cylinder - 250mLxUmp.com$4.95
14819Plastic Measuring Cylinder - 500mlxUmp.com$7.95
16343Plastic Nesting Beakers - Set of 8xUmp.com$14.99
16457Plastic Petri Dish - 55mmxUmp.com$0.49
16942Plastic Petri Dish - 70mm - SinglexUmp.com$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 20xUmp.com$12.95
16250Plastic Petri Dishes - 85mm - pack of 20xUmp.com$14.99
15996Plastic Rain Gauge for Measuring Rain FallxUmp.com$2.00
13557Plastic Syringe - 20ml Non-SterilexUmp.com$0.59
13608Plastic Tweezers Forceps - Pack of 10xUmp.com$3.59
16490Plastic Vernier Calipers - 2pc SetxUmp.com$1.79
10258Plastic-Encased Block MagnetDowling Magnets$1.49
10259Plastic-Encased Disc MagnetDowling Magnets$1.39
13985Plexiglass Mirror - 3 x 2.5 inches - For Optics Experiments and School Craft ProjectsxUmp.com$2.79
14791PN2222A TransistorxUmp.com$0.19
13841Pocket Level KeychainxUmp.com$1.29
12256Pocket Star FinderToysmith$8.95
14031POP Toob Expandable Sound TubexUmp.com$1.29
13492Pop-Up Butterfly HabitatxUmp.com$12.50
16927Porcelain Buchner Funnel - 100mmxUmp.com$8.39
14482Porcelain Mortar and Pestle - 150mmxUmp.com$10.95
14481Porcelain Mortar and Pestle - 75mmxUmp.com$5.95
16677Portable Luggage Scale - up to 50kg/110lbsxUmp.com$7.95
16533Portable Micro BurnerxUmp.com$49.99
17256Portable USB-Powered Soldering Iron - 5V 8W$11.95
14926Power Pro DC Adapter - 12V 1000mAxUmp.com$4.99
14242Power Supply for Spectrum Discharge TubesxUmp.com$215.00
17057PPE Face Shields - Pack of 10$19.95
17336Precise Wire Stripper and Cutter Pliers -24AWG to 14AWG$7.95
17337Precision Diagonal Wire Cutting Pliers - 5 inch$5.95
15850Precision Weight Masses Set - 8 PiecesxUmp.com$8.95
15600Professional Solder Tip CleanerVelleman$9.99
17200Projector of Magnetic Line of Force Kit$17.50
15770Pulley Table ClampxUmp.com$8.95
15678Pulley with Table ClampxUmp.com$22.95
16401Pumice - Bulk MineralxUmp.com$1.95
17071PureLife ASTM Level 1 Earloop Face Masks - Pack of 50$22.95
15048Purple Laser PointerxUmp.com$19.00
16696Push-On Push-Off Micro KAN-28 Flashlight Switch - 18x12mmxUmp.com$0.25
17313Pyramid Balancing Bird$3.95
10971Pyrite - Fools Gold - Bulk MineralxUmp.com$1.95
15749Pyrolusite GeodexUmp.com$24.95
14045Quadruple PulleyxUmp.com$3.49
13661Quartz - Tumbled Bulk MineralxUmp.com$1.49
17304Quartz Chalcedony Chunks - Pack of 10$14.95
14635Quartz Cluster - SmallGeocentral$1.95
15751Quartz Crystal Cluster - Large Chunk (2-3 inch)xUmp.com$19.95
15763Quartz Crystal Point - Large Chunk (1-2 inch)xUmp.com$17.95
10970Quartz Point - Bulk MineralGeocentral$1.95
16404Quartzite - Bulk MineralxUmp.com$1.95
17308Quartzite Chunks - Pack of 10$12.95
17069Quick Release Plastic C-Clamp - 2 inch xUmp.com$4.95
17355Quick Wire Connector Splice$0.25
17392Rainbow Bamboo Toothbrush$1.29
14611Rainbow Glow DoughToysmith$6.49
15524Rainbow Pom BallToysmith$4.95
17006Rainbow SnapperzToysmith$5.49
14486Rattleback - Multicolor Pack of 10xUmp.com$12.95
17399Real Ammonite Fossil - Small 1 inch$4.95
17286Rechargeable COB LED Flashlight$12.95
17287Rechargeable COB LED Head Lamp$14.95
16886Rechargeable Pocket Digital Oscilloscope - 20MS/s 5MHzxUmp.com$79.95
16980Rectangular Refraction CellxUmp.com$6.95
16442Red Laser PointerxUmp.com$19.00
17167Red Laser Ray Box - 1, 3 or 5 beams - with AdapterxUmp.com$35.95
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$1.95
16463Red/Black Banana-to-Banana Cable Pair - 1mxUmp.com$5.95
16911Red/Blue North/South Magnet MarblexUmp.com$0.29
16482Reed Magnetic SwitchxUmp.com$0.39
15911Refraction Cup for Optics ExperimentsxUmp.com$2.99
16528Refraction Cup with MeasurementsxUmp.com$3.49
16700Remote-Control Machines: FarmThames & Kosmos$59.00
13774Replacement Belt for N-100V WinscoWinsco$29.95
13776Replacement Belt for N-105S KilovoltronWinsco$24.95
14155Replacement Wicks - Pack of 12xUmp.com$2.49
14779Resonance BowlxUmp.com$159.00
17138Retractable Metal Tape Measure 10ft/3m - Both Imperial and Metric ScalexUmp.com$1.95
17361Reverse Polarity JST Connector CR2032 Battery with Wire Leads (CMOS)$2.49
17156Reverse Polarity MOLEX Connector CR2032 Battery with Wire Leads (CMOS)xUmp.com$2.49
16407Right-Angle Acrylic Prism - 1 x 2 inchesxUmp.com$4.79
14629Ring Tripod StandxUmp.com$9.99
15662Rock and Mineral Excavation Mini KitGeocentral$4.95
13217Rock Science KitToysmith$12.50
17283Rocket Bubble Popper Fidget Toy$4.50
17192Rocks of the US - 9 Rocks Geology Kit$11.00
15756Rose Quartz - Large Chunk (2-3 inch)xUmp.com$11.95
13493Rotational Inertia Ring and DiskxUmp.com$49.99
13457Rotational Wind AnemometerxUmp.com$15.95
17338Round Piezo-Electric Buzzer - 3V to 24V$1.59
14478Rubber Grip - For Hot BeakersxUmp.com$10.95
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$6.95
14047Safe Plastic Slide Set - AnimalsxUmp.com$8.95
14048Safe Plastic Slide Set - InsectsxUmp.com$8.95
14049Safe Plastic Slide Set - PlantsxUmp.com$9.00
17245SafeMask Premier Elite ASTM Level 3 - Pink$19.95
17261SafeMask Premier Elite ASTM Level 3 - White$19.95
17248SafeMask Premier Pediatric Kids Earloop Face Masks - Polka Dot Design - ASTM Level 1$19.95
16797Salt-Water Powered Truck 4M Kit4M$14.95
10978Sandstone - Bulk MineralGeocentral$1.95
16408Scale of Hardness Minerals KitxUmp.com$25.95
17187Sci-bits: Glow T-Rex Skeleton Puzzle with DinoCodes AppToysmith$6.95
17186Sci-bits: Pump Rockets KitToysmith$7.50
17185Sci-bits: Table Top Volcano Kit$9.95
16197Science Pics Magnet SetDowling Magnets$12.50
13271Science with Magnets Usborne Kid Kit$9.50
10569Scientists Playing CardsxUmp.com$6.95
16098Sci-Fi Tube - Energy StickToysmith$12.50
16398Screen Sieves - set of 4xUmp.com$69.95
13330Sea Monkeys MagiQuariumSchylling$18.95
11793Sea Monkeys Ocean ZooSchylling$15.95
11795Sea Monkeys Original Instant LifeSchylling$8.95
16731Sedimentary Rock Bag - 6pcsxUmp.com$10.95
17193Sedimentary Rocks Kit - 15 Rocks Geology Kit$10.95
14230Seed Germination KitxUmp.com$6.95
15714Seismic AcceleratorxUmp.com$14.95
13343Selenite - Bulk MineralGeocentral$1.95
16702Sensors Alive: Bring Physics to LifeThames & Kosmos$79.00
17160Sensory Crunch Snow BallSchylling$4.49
16167Septarian SlabxUmp.com$3.99
17407Set of 4 Glass Magnifiers with Rubberized Comfort Grip$12.95
17157Set of 8 Gas Tubes for Physics ExperimentsxUmp.com$99.95
16857Shark Hand PuppetSchylling$6.00
15088Shark Smart Playing CardsxUmp.com$7.95
16381Shark Tooth Fossil - 1 to 2 inchxUmp.com$5.95
15978Shark Tooth NecklacexUmp.com$9.50
15906SHINCO-Scope Microscope with 5 Prepared SlidesxUmp.com$75.00
17302Short Stem Glass Funnel - 45mm$2.59
17097SIBA FF 10A 600V Ceramic Multimeter Fuse - 6.3 x 32mmxUmp.com$2.95
17152Signal/Function Generator Module Board - 50Hz-50kHz - Sine/Square/Triangle WavexUmp.com$9.95
14975Silicone Mat for Chemistry LabsxUmp.com$9.95
17412Simple DC Motor DIY STEM Kit$4.95
15344Simple Halls CarriagexUmp.com$7.99
16823Simple Touch Rocker Light - COB 200 LumenxUmp.com$2.49
17369Single 18650 Lithium Battery USB Charger (without the battery)$2.49
17204Single Celt Rattleback - Pick Your Color$1.39
17210Single CR2032 Battery Holder with Leads - 3V$1.29
17301Single Lithium Battery Charge Controller 5V 1A$2.95
16180Single Orthoceras Fossil in MatrixxUmp.com$9.95
11103Single Pulley for Physics ClassroomxUmp.com$1.99
16932Skeleton Model With Nerves - 34 inches tallxUmp.com$35.00
14076Slotted Weight Set with HangerxUmp.com$15.95
17374Small Hand Boiler - 4 inch tall$4.95
17231Small Van de Graaff Generator - 4 inch dome$115.00
12831Smart Robot 4M Kit4M$15.95
17001SMS Lab Coat with 3 Pockets - White - EXTRA LARGE$7.95
17000SMS Lab Coat with 3 Pockets - White - LARGE$6.95
16965Snaky Spring Wave DemonstrationxUmp.com$22.95
17289Snowflake Obsidian Chunks - Pack of 10$14.95
14822Soft Iron RodxUmp.com$3.99
16785Solar & Battery Fan DIY STEM KitxUmp.com$5.95
17397Solar + Battery Car DIY STEM Kit$5.95
16240Solar Cell - 1.5V 400mA 80x60mmxUmp.com$4.75
16574Solar Cell - 2V 130mA 54x54mmxUmp.com$2.95
16656Solar Cell - 5V 250mA 110x69mmxUmp.com$4.95
16802Solar Fan: DC Motor 130 + Solar Cell 2V + Propeller$3.98
17051Solar Grasshopper - Vibration MicrobotxUmp.com$3.95
16090Solar Micro Car Kit DIY STEM KitxUmp.com$4.95
10543Solar Print KitToysmith$15.00
10432Solar Print Refill PaperToysmith$9.50
14218Solar Rover 4M Kit4M$19.95
15042Solar SpinnerxUmp.com$9.95
17190Solar System Planetarium 4M Kit - Solar Hybrid PowerToysmith$19.50
13709Solar UV Beads - 250pcsxUmp.com$5.99
17391Soldering Iron Replacement Tip - 3.8mm x 65mm - 30W$1.29
15155Solenoid / Electromagnet with Iron CorexUmp.com$34.95
17063Solid Steel Ball - 16mm 0.63 inch Diameter xUmp.com$1.09
17064Solid Steel Ball - 19mm 0.75 inch Diameter xUmp.com$1.29
17314Solid Steel Ball - 25mm 1 inch Diameter $3.95
16609Space Mission Sand BoxxUmp.com$27.00
10450Space Wonder GyroscopeTedco$11.95
15309Spare Gold Leaves - Pack of 6xUmp.com$7.95
16781Spare Golden Curls for Pro Solder Tip CleanerVelleman$3.59
15158Spark Timer AcceleratorxUmp.com$39.95
13984Specific Gravity SetxUmp.com$10.99
16969Spectroscope - Direct VisionxUmp.com$59.95
16539Spider - Small SpecimenReal Insect$3.99
15316SpillNot - Centrifugal Anti-Spill Cup HolderxUmp.com$19.50
17223Spirowhiz Spirograph Drawing Activity Kit$11.00
17087Spring Cord Lanyard KeychainxUmp.com$1.49
17161Sproing - The Spring ThingSchylling$5.00
17183Squishy Earth with CoreToysmith$6.49
17343Stackable 4mm Banana Plug Cable - 1m Long - Colorful Set of 5 $12.95
17206Stackable AA Battery Holder - 1.5V$1.25
16349Standalone USB Temperature Data Logger ThermometerxUmp.com$24.95
14589Star-Ball Magnetic PuzzleCreative Whack$39.95
14821Steel Balls - Pack of 100xUmp.com$4.99
16572Stir Bar for Magnetic StirrerxUmp.com$3.99
16740Stringless PendulumxUmp.com$39.00
14792Student Electronics BreadBoardxUmp.com$3.95
14669Subwoofer Speaker xUmp.com$29.95
16402Sulfur - Bulk MineralxUmp.com$1.95
13863Sun Art Solar Imprint Paper - 8 x 10 inch - 15 sheets setTedco$13.95
15880Super Capacitor - 100F 2.7VxUmp.com$3.95
10391Super Science Magnet KitDowling Magnets$25.00
12125Super Stacking TopsToysmith$10.95
17383Super-Loud 120dB Car Alarm Buzzer - 6V to 12V DC$5.95
17348Super-Tiny Solar-Powered Car$3.95
14138Support Ring and Clamp - 4 inchxUmp.com$6.49
14139Support Stand with RodxUmp.com$22.95
15729Switch Pitch -Color-Changing Toss BallHoberman$8.95
16564Switching Power Supply - 3V to 12VVelleman$19.99
14854Swivel Clamp HolderxUmp.com$10.99
16403Talc - Bulk MineralxUmp.com$1.95
12249Tape Measure KeychainToysmith$3.95
13862Tedco Light Crystal PrismTedco$8.95
16165Tektite - Rough SpecimenxUmp.com$1.95
14143Test Tube BrushxUmp.com$1.39
11223Test Tube ClampxUmp.com$1.79
16790Test Tube Peg RackxUmp.com$11.95
14225The 10 Color PenToysmith$4.95
12268The Classic Pinky BallToysmith$3.95
10849The Classic Woodpecker Physics ToyxUmp.com$9.95
10091The Original GyroscopeTedco$9.95
12938The Original SuperballxUmp.com$2.95
14679The Real Dinosaur Bone FossilxUmp.com$7.95
10179Thermodynamic Drinking BirdxUmp.com$7.95
10216Thermodynamic Hand BoilerxUmp.com$8.95
14618Thermoelectric GeneratorxUmp.com$36.95
15357Thermometer ClampxUmp.com$8.55
12259Tin Can Robot 4M Kit4M$14.50
17234Tippe Tops - set of 3$4.95
17362Tipsun AA Alkaline Batteries 2-pack - Mercury and Cadmium Free$0.95
16877Titanium Metal Cube - 10mm 99.95 Pure xUmp.com$19.95
16491Toggle Switch with Wire LeadsxUmp.com$1.49
10704Touchable BubblesToysmith$2.95
17275Treasure Chest Mini Excavation Kit$2.95
17297T-Rex Dino Mood Ring with Adjustable Size Band$1.79
17284T-Rex Dinosaur Bubble Popper Fidget Toys - Set of 2$7.50
17298Triceratops Dino Mood Ring with Adjustable Size Band$1.79
17119Triceratops Dinosaur LED Night Light - Battery or USB Powered$17.50
13671Trictenotomid BeetleReal Insect$14.99
11105Triple PulleyxUmp.com$2.99
14046Triple Tandem PulleyxUmp.com$2.99
13703Tubular Spring Scale - Blue 250gxUmp.com$3.95
13705Tubular Spring Scale - Brown 1000gxUmp.com$3.95
13704Tubular Spring Scale - Green 500gxUmp.com$3.95
13706Tubular Spring Scale - Red 2000gxUmp.com$3.95
16455Tubular Spring Scale - White 3000gxUmp.com$3.95
15849Tubular Spring Scale - Yellow 5000gxUmp.com$3.95
16953Tungsten Metal Cube - 10mm 99.95 Pure xUmp.com$19.95
16654TV Stone - Satin Spar SelenitexUmp.com$2.49
17125Two Decks of Playing CardsxUmp.com$1.95
16209Two Legged ALLBOT - Arduino Robot KitVelleman$65.00
13973Two Potato Powered ClockxUmp.com$16.95
17345Two USB Rechargeable Lithium-Ion AA Batteries with Cable$10.95
13986Two Way Burner StandxUmp.com$5.95
16417Ultrabright COB Keychain LightxUmp.com$3.59
17141Understanding Coronavirus STEM KitxUmp.com$49.00
16999Unigown Isolation Gowns - Yellow - Pack of 10$39.99
17145Universal Battery Tester - AA AAA C D 9VxUmp.com$4.95
16530Universal Multi Test Tube RackxUmp.com$19.95
16315US Treasure MiningxUmp.com$12.50
17131USB Female to USB Male Extension Cable - 5ft 1.5mxUmp.com$1.99
17381USB Male to Micro-USB Male Adapter Cable - 1 meter$1.69
17344USB Rechargeable Lithium-Ion 9V Battery with Cable$7.95
17135USB Rechargeable Red Laser + UV LED + White LED Flashlight$9.95
16088USB Temperature Sensor Thermometer with Probe - PCSensor TEMPer2xUmp.com$32.95
16688USB to Alligator Clips Connection Wire 5V - 50cm - 20inchxUmp.com$1.79
17113USB to DC Adapter 5.5mm x 2.1mm CablexUmp.com$1.79
17346USB-Powered Flexible Portable Fan$3.95
17347USB-Powered Flexible Portable Reading Light$3.95
17351USB-Powered Light Bulb with Cable$7.95
17139USB-Powered Mini Plasma Ball - 3 inch DomexUmp.com$16.95
17285UV Blacklight COB LED Flashlight$5.95
16083UV Light Blacklight KeychainxUmp.com$1.59
16481UV Ultraviolet LED 5mm 400nm 3.5VxUmp.com$0.29
13784Van de Graaff Demo DVDWinsco$18.00
16925Van De Graaff Generator - up to 250kVxUmp.com$395.00
16420Vanadinite - Large Chunk (2-3 inch)xUmp.com$11.95
16919Variable Inertia Set - pack of 2 discsxUmp.com$14.95
17232Vibration and Wave Demonstration Set$259.00
16453Vibration DC Motor + AA Battery Holder w/SwitchxUmp.com$3.59
16441Vibration DC Motor 130 - 1.5-6V with leadsxUmp.com$1.39
17329Volcanic Dino Popper$5.95
15741Volcanoes and Earthquakes Playing CardsxUmp.com$7.00
14073Voltaic Cell with Porous Cup and Electrodes SetxUmp.com$35.95
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$32.95
16737Wash Bottle LDPE 500ml UnitaryxUmp.com$5.95
17269Watch Glass 90mm Diameter with Fire Polished Edges$1.79
13845Water Wheel TimerxUmp.com$5.75
15671Water-Powered Digital ClockxUmp.com$20.95
14860Wax Dissecting PanxUmp.com$14.99
15677Wheel and AxlexUmp.com$12.95
14233White Streak Plates - set of 10xUmp.com$10.95
11741Wicked Wings Slide SetC & A Scientific$9.99
17368Wide Range Sticker Thermometer - 39-97F 4-36C$0.59
16114Widefield DIN 10X Microscope EyepiecexUmp.com$25.95
16473Wilderness Survival Cards 4-pack SetxUmp.com$29.95
12701Wilderness Survival Playing CardsxUmp.com$7.95
10887Wimshurst Lightning MachinexUmp.com$89.95
12260Windmill Generator 4M Kit4M$14.95
13773Winsco Van de Graaff GeneratorWinsco$799.00
17100Wire Caps 22-14 AWG - 10 pack - HS P1 Type Screw TerminalsxUmp.com$0.49
16800Wire Cutting and Adjustable Stripping PliersxUmp.com$4.95
14140Wire Gauze 5 x 5 inchesxUmp.com$1.29
17396Wire Maze Electricity DIY STEM Kit$4.95
15528Wood Fidget PuzzleToysmith$3.95
10798Wooden BoomerangxUmp.com$5.99
13887Wooden Roman Arch Model KitxUmp.com$34.99
14971World's Simplest MotorTedco$7.95
13469X-Ball - Magnetic PuzzleCreative Whack$39.95
14248Xenon Spectrum Discharge TubexUmp.com$22.95
14177xUmp Gift BagxUmp.com$1.99
16446Yellow Hand Tally CounterxUmp.com$2.95
16477Yellow LED Bulb - 2.3V - with wire leadsxUmp.com$0.59
16879Zinc Metal Cube - 10mm 99.95 Pure xUmp.com$9.95
17130Zoom Focus 365nm LED UV Blacklight FlashlightxUmp.com$5.95
17395Zoom Focus White LED Flashlight$3.95


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Welcome to xUmp.com, your one-stop shop for all your scientific and STEM needs! Our extensive selection of science supplies has been carefully curated by real scientists and educators, ensuring that you'll find only the best and most educational products on our site. Whether you're a teacher looking for classroom supplies, a student gearing up for a science fair, or a science enthusiast looking for the perfect gift, we've got you covered. From chemistry glassware and lab equipment to robots and science kits, we have everything you need to explore the exciting world of science. Browse our store today and discover the wonder of science!