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24 pages • missing pub info (editions)
ISBN/UID: 9781614732754
Format: Not specified
Language: English
Publisher: Child's World
Publication date: 01 August 2012
Description
Readers learn how this simple machine makes it easier to lift and lower objects. They learn about fixed and movable pulleys and when it is best to use each. By the end of the book, readers know the difference between complex and simple machines an...
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24 pages • missing pub info (editions)
ISBN/UID: 9781614732754
Format: Not specified
Language: English
Publisher: Child's World
Publication date: 01 August 2012
Description
Readers learn how this simple machine makes it easier to lift and lower objects. They learn about fixed and movable pulleys and when it is best to use each. By the end of the book, readers know the difference between complex and simple machines an...
Community Reviews
Content Warnings