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Wedges Make a Point: Simple Machines for Kids
Hardcover
$20.95
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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!
How do you keep a truck from rolling? A door from closing? And how do you cut through banana bread?
All of these questions have the same answer-a wedge! Wedges are one of the simple machines that help make work easier by using mechanical advantage. In Wedges Make a ...