Science in motion
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A project book for young readers with a need for speed, this work provides instruction on 25 easy-to-construct racecars that can be driven both indoors and out. They will learn how to use mousetraps, rubber bands, chemical reactions, gravity, and air pressure to power the cars that are made for little or no cost using recycled and repurposed materials. Readers will discover how to turn a potato chip can, a rubber band, and weights into a Chip-Can...
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How to use reuse and recycle components and supplies to build a variety of devices. The 20 easy-to-build robots in this project book can be constructed for little or no cost using common household objects and repurposed materials. From learning how to turn a toothbrush, an old cell phone or pager, and scrap wire into a Brush Bot, or how to hack a toy car to hotwire a Not-So-Remote Bot, each hands-on project contains a materials list and detailed step-by-step...