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Gears

Gears - Toybox Science

Paperback (31 Aug 1999)

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Publisher's Synopsis

What are gears? Why do some gears work better than others? In GEARS, children can find out by looking at toys and other objects and then use the blueprint at the end of the book to build their own model helicopter.

Book information

ISBN: 9780713652291
Publisher: A&C Black
Imprint: A. & C. Black Publishers
Pub date:
DEWEY: 621.833
DEWEY edition: 21
Number of pages: 32
Weight: 140g
Height: 212mm
Width: 224mm