This is not your ordinary sphere. By lightly grabbing two ends of this sphere and pulling, you can make it expand over 10 times in volume. And with glow-in-the-dark capabilities, you can enjoy the Hoberman Sphere in the dark. You can play catch with it, amaze your friends, even put it over your head. The sphere makes a great gift for both kids and adults, or for anyone who enjoys fascinating gadgets.
This chemistry learning and experiment kit comes with components and chemicals for over 75 amazing experiments!
Build over 100 exciting electronic projects with this easy to use kit!
Check out this high-quality gyroscope!
Comprehensive collection of 30 fossils.
Shake the Pet Tornado clockwise and watch the mini tornado funnel form before your eyes!
This glass Erlenmeyer mug makes an excellent gift!
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.