Kelly Doudna Kids' Book of Simple Machines

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Wheel and axle, wedge, and screw. Lever and pulley and inclined plane, too! Learning about the six simple machines has never been more fun! Through exciting science projects and activities kids can easily do at home or school, tomorrows scientists and engineers will have a blast learning about simple machines and how they make daily life easier. This book is the perfect STEM companion for curious minds at home or in the classroom.Book includes: biographical spotlights on famous scientists and inventors; introduction to each simple machine, including real-world examples materials & tools list; infographics; step-by-step instructions and photos; safety information; timeline; glossary; and index