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Pulleys
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Pulleys
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The islanders need to find a better way to milk a mammoth. Their first ideas fail miserably, but through trial and error they stumble on the use of pulleys and Brenda the milking lady is spared her agonies.
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Authors
Macaulay, David
Infobase
Millimages (Firm)
Subjects
Closed captioning.
Simple machines.
Pulleys.
Mammoths.
Mechanics.
Science and Technology, Structures and Mechanisms, Grade 4: Machines and their Mechanisms
Language
English
Series
The Way Things Work