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.
Build your own windmill generator kit by recycling a plastic bottle!
This caffeine molecule mug makes an excellent gift!
Check out this high-quality gyroscope!
Get this great introductory chemistry kit for your favorite young scientist!
Is it a demonstration of a scientific law or a work of art?
See the solar system in action!