WindBots: 6-in-1 Wind-Powered Machine Kit
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Build six awesome robots - all that move without any batteries or electrical power. The secret behind these fascinating machines is one of the oldest power sources in the world: wind! A full color manual guides you to assemble six models one at a time from over 130 pieces. Build a big wheel tricycle, quadruped, soaring machine, drilling monster, walking robot, and even a wind-powered yacht. To make them go, assemble your own hand-powered wind generator. As you go, you will learn about how gears transmit power and torque. Also learn about wind as a power-generating technology, past, present and future. Easy, snap-together assembly requires no glue. The kit includes step-by-step illustrated instructions.
6-in-1 engineering kit: build six wind-powered models and a handheld wind generator. Start cranking the generator and watch them go!
Learn about gear ratios and wind technology
No batteries or electricity required
Recommended for ages 8 - 12 years.