A foundational look at wedges, explaining how these simple machines work and describing some common examples, such as shovels, that have been used throughout history.
What are simple machines? Young learners find out about the six simple machines in this series. They are presented with the basic physics concepts behind simple machines, the ways simple machines make work easier, and the uses of simple machines today.
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Author: Valerie Bodden Illustrator: Copyright: Book Details