This detailed kit allows you to build simple inorganic compounds such as H20 or NaCl, simple organic molecules such as propane or acetylene, or complex compounds such as sugar and cyclohexane. Made from a super-strong, unbreakable pre-colored plastic. The connecting bond plugs fit securely, yet are flexible enough for double bonding applications. The balls are precision-drilled for correct bond angles. This is the deluxe version, which contains 370 balls and 520 total components. A must have for any chemistry instructor!
Make the coolest 3D pin art on your desk with this amazing desk toy.
Comprehensive collection of 30 fossils.
Get one of the craziest and coolest kaleidoscopes around!
This kit includes several different projects that demonstrate the power of magnets!
The Hoberman Sphere expands and contracts with a magical motion so fluid and simple that kids can't help but play with it for hours.
Experience this sphere powered by the sun!