A low cost pulley for simple machines experiments which can be clamped to a table.
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.
Buy Newton's Cradle or balance balls here! This classic science desk toy that will keep you amused and teach you physics.
This kit allows to build up to 3 different robots!
Make the coolest 3D pin art on your desk with this amazing desk toy.
Cool new Pi tee featuring ultra soft and light blue 100% cotton shirt.
This kit includes several different projects that demonstrate the power of magnets!