Gerry Bailey - An Expanding World. PDF

PDF What exactly was the hobby horse, and why was it invented? Who launched the first hot-air balloon, carrying a sheep, a rooster and a duck? In this title of the Crafty Inventions series, transport is on the move and inventions such as the steam locomotive and the diving bell are just around the corner. Learn how they came into being, while making a spinning bike circuit, a battery-powered crane and a piston-driven boat.

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