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24 pages • missing pub info (editions)
ISBN/UID: 9780756947071
Format: Not specified
Language: English
Publisher: Perfection Learning
Publication date: 01 December 2005
nonfiction
childrens
nature
science
technology
medium-paced
Description
Learn how work becomes easier by using a lever, pulley, inclined plane, wedge, screw, or wheel and axle.
Community Reviews
Content Warnings
24 pages • missing pub info (editions)
ISBN/UID: 9780756947071
Format: Not specified
Language: English
Publisher: Perfection Learning
Publication date: 01 December 2005
nonfiction
childrens
nature
science
technology
medium-paced
Description
Learn how work becomes easier by using a lever, pulley, inclined plane, wedge, screw, or wheel and axle.
Community Reviews
Content Warnings