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This interactive track system harnesses the power of gravity, using over 100 components. What path will your marble take, as you design different h...

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

Brick building just got electrified! Endless circuitry combinations infuse bricks with lights, sounds and movement. A beautiful award winning set w...

Curious kids experiment with strength and stability, building 20 models that demonstrate mechanical physics or structural engineering principles. T...