What do levers do?
2nd ed.
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Word Count
6,000 words, Guess
Page Count
24 pages
Identifiers
- Internet Archivewhatdoleversdo0000glov_m8t2
- ISBN-100431064067
- ISBN-139780431064062
- OCLC Control Number62891439
- Open LibraryOL31953156M
Classifications
- DDC621.811
Description
'What do Levers do?' explores the simple mechanism of levers and looks at the wide range of tools and toys that make use of them. Large, clear photographs show the principle in practice and careful artwork aids understanding. Previous ed.: 1996.
Subjects
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