What is a lever? /
Illustrations and text describe different examples of the use of simple machines known as levers.
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Main Author: | |
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Format: | Book |
Language: | English |
Published: |
New York :
Children's Press,
2002.
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Series: | Douglas, Lloyd G. Simple machines
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Southeastern Libraries Cooperating (SELCO)
Call Number: |
621.8 DOU |
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Ramsey County Library
Call Number: |
621.811 D73W |
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