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Build five out-of-this-world robots that are powered by the sun — batteries not required! First assemble the main robot, Helio, complete with solar...

Open your ears, Hero hears everything! Through its three directional microphones, this robot perceives and reacts to sounds. Have fun with Hero’s f...

Looking for a fun and educational activity about solar power? This sleek, compact race car harnesses the energy from the sun to power an electric m...

Choo choo! TrainBots coming through!  All aboard! Put on your engineer’s cap and build your own steampunk-style train robot with amazing steam effe...

Build robots powered entirely by the wind! A big-wheel tricycle, a quadruped, a soaring machine, a drilling monster, a walking robot, and even a wi...

Going up! Build a mighty robotic bug that defies gravity to crawl up, down, and all around windows with ease! This motorized, multi-legged machine ...