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!
Include with:
one hot rod body and engine block eight wheels foam wheel nuts four axles one hovercraft cockpit body one thrust vent one sticker sheet rocket find and tube helicopter assembly blade jumbo straw plastic cap two plastic mouthpieces three big balloons two small balloons
