This is not your ordinary sphere. By lightly grabbing two ends of the sphere and pulling, you can make it expand from 5.5 inches to a whopping 12 inches! The Mini Hoberman Sphere is a great way to have fun and teach adults and children about geometry at the same time. The sphere includes a game and activity sheet to help you explore all kinds of interesting ways to use it!
Build over 100 exciting electronic projects with this easy to use kit!
Build a robot that's an artist too!
Get this great introductory chemistry kit for your favorite young scientist!
Exciting magnet exploration for ages 8 and up!
This SUPER Erector Construction set is one of the best you'll find anywhere!
This adapter-powered butterfly uses Flexinor wires to create a realistic visual effect!