Pressing Down: the Lever (Robotx Get Help from Simple Machines) - Gerry Bailey - Books - Crabtree Publishing Company - 9780778704164 - February 28, 2014
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Gerry Bailey
Pressing Down: the Lever (Robotx Get Help from Simple Machines)

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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 worklift and lower, separate, and open.

Media Books     Hardcover Book   (Book with hard spine and cover)
Released February 28, 2014
ISBN13 9780778704164
Publishers Crabtree Publishing Company
Pages 32
Dimensions 150 × 220 × 20 mm   ·   362 g
Language English  
Contributor Mike Spoor

Mere med samme udgiver

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