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Put Pulleys to the Test (Searchlight Books: How Do Simple Machines Work?)
Put Pulleys to the Test - Searchlight Books: How Do Simple Machines Work?
Author: Roseann Feldmann, Sally M. Walker
What do flagpoles and some window blinds have in common? They use pulleys to perform work! Pulleys are simple machines. They help us to do jobs more easily. But don't take our word for it. Put pulleys to the test with the fun experiments you'll find in this book. — As part of the Searchlight Books(tm) collection, this series sheds light on a key ...  more »
ISBN-13: 9780761378679
ISBN-10: 0761378677
Pages: 40
Reading Level: Ages 9-12
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Publisher: Lerner Classroom
Book Type: Paperback
Members Wishing: 0
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