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Pressing Down: The Lever

Pressing Down: The Lever - Robotx Get Help from Simple Machines

Paperback (28 Feb 2014)

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Publisher's Synopsis

Pressing Down explores the benefits and uses of the lever. RobbO and RobbEE learn how a lever can be formed in three different ways to do different kinds of work - lift and lower, separate, and open.

Book information

ISBN: 9780778704225
Publisher: Crabtree Publishing Company
Imprint: Crabtree Classics
Pub date:
DEWEY: 621.811
Language: English
Number of pages: 32
Weight: 146g
Height: 255mm
Width: 203mm
Spine width: 4mm