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About this product
- DescriptionPressing 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.
- Author(s)Gerry Bailey,Mike Spoor
- PublisherCrabtree Publishing Company
- Date of Publication28/02/2014
- SubjectSchool Textbooks & Study Guides: Maths, Science & Technical
- Series TitleRobotx Get Help from Simple Machines
- Country of PublicationUnited States
- ImprintCrabtree Publishing Company
- Format DetailsSewn,Cloth over boards
Best-selling in Other Children & Young Adults
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