Rubber Band Engineer Book – Build Slingshot Powered Rockets, Catapults & More!

Rubber Band Engineer: Build Slingshot Powered Rockets, Rubber Band Rifles, Unconventional Catapults, and More Gadgets from Household Hardware Discover unexpected ways to turn common materials into crafty contraptions that range from surprisingly simple to curiously complex. In vivid color photos, you'll be guided to create slingshot rockets, unique catapults, and even hydraulic-powered machines. Whether you build one or all 19 of these designs, you'll feel like an ingenious engineer when you're through. Best of all, you don't need to be an experienced tinkerer to make any of the projects within. All you need are household tools and materials, such as paper clips, pencils, paint stirrers, and ice pop sticks. Oh, and rubber bands. Lots of rubber bands.