Air Power
Build four brilliant balloon-powered racers in Air Power.
Children can have rocket-propelled fun with these easy-to-assemble creations, including a hovercraft and an original Klutz balloon-powered
rocket!
The book comes with every part needed to make the racers work; including five balloons, straws, wheels, axles, two mouths pieces
and stickers!
Everything is explained with clear building instructions and understandable scientific explanations.
Perfect for budding engineers!
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