This polycrystalline 2V solar cell with yellow and red leads is perfect for use with any of our other 1.5V devices, including buzzers, motors, lightbulbs, and much more. Excellent for use in a wide variety of science fair projects, or hobby electronics.
Build a model green house and 9 other green energy-related devices with this great kit!
Check out this high-quality gyroscope!
Learn Chemistry While Creating Sweet Treats
Get one of the craziest and coolest kaleidoscopes around!
Working model representing the sun, earth, and moon and their relationships.
Get swept away by this fantastic robot kit that uses vibrations to move!
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.