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Screws Keep Things Secure: Simple Machines for Kids

By Andi Diehn, Micah Rauch (Illustrator)
Hardcover
$20.95
By Andi Diehn, Micah Rauch (Illustrator)
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*Selected as a "recommended title" by the Kansas National Education Association's Reading Circle Commission

Learn how simple machines make work easier in these colorful nonfiction picture books all about science and engineering!

If you were building a tree house, what could you use to keep the boards together?

You could use nails, but you might also use screws. Screws are one of the simple machines that are designed to make different kinds of work easier! Lifting, pulling, pushing, and fast...

Categories

KidsScience & Technology - KidsHow Things Work - KidsInventions & Inventors - KidsPhysics - Kids