11-12 years

The Gravitrax interactive track system harnesses the power of gravity, physics, and engineering in a unique marble-run. Enhance the adventure with ...

Marble racing is all the rage! This interactive track system harnesses the power of gravity, physics, and engineering, with 100+ components. Dip, j...

Welcome to the fascinating world of mechanical engineering! Make 8 motorized robots that move in different ways while exploring how each one uses g...

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...