An edition of Levers (2012)
Levers
By Sian Smith
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Publish Date
2012
Publisher
Raintree
Language
eng
Pages
-
Description:
Simple text and photographs describe levers and pivots, exploring what they are, and how they are used toys and play equipment. Suggested level: junior.
subjects: Levers, Toys, Juvenile literature, Toys, juvenile literature, Simple machines