11-12 years

Thinking Putty is one of our top putty picks - there are so many ways to play! This caribbean blue magnetic putty shifts color in the light. Use th...

Thinking Putty is one of our top putty picks - there are so many ways to play! This caribbean blue magnetic putty shifts color in the light. Use th...

Build your own mechanical hand, slip it on like a glove, and get a grip, without motors or electricity. It uses hydraulic power to simulate the mov...

Construct your air-powered robotic hand that fits like a glove and prepare to blast off! This amazing engineering project uses pressurized air and ...