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...
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How cool is it that the mainspring stores energy, then converts it to motion? Discover the physics of potential and kinetic energy and the inner wo...
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The principles of air pressure and suction are fascinating, but not as awesome as a beetlebot you build that can scale walls! Includes a colorful 8...
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Get future engineers on track for STEM learning with this model train set of the future! They'll enjoy the focused work of building this 186-piece ...
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What's cooler than building a bot? Building 8 of 'em! A 48-page, full-color book guides the assembly, and a compact solar panel gives them power. T...
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Welcome to the fascinating world of mechanical engineering! Make 8 robotic animal characters including: a unicorn, sea otter, fox, bear, baby llama...
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Welcome to the fascinating world of mechanical engineering! Make 8 motorized robots that move in different ways while exploring how each one uses g...
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Looking for a fun and educational activity about solar power? Future engineers will be impressed as they construct this sleek, compact race car - i...
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The power of wind makes them go - and you'll have fun building 6 awesome bots that move without any batteries at all. Easy, snap-together assembly ...
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