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!
Make the coolest 3D pin art on your desk with this amazing desk toy.
Great reference card for chemistry and physics students.
This illuminated orbiter is great for demonstrations in the astronomy classroom!
Explore the invisible and amazing power of magnets with 33 engaging experiments and games.
Working model representing the sun, earth, and moon and their relationships.
Check out this high-quality gyroscope!