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Member for
4 years 2 monthsAge: 8-12
Level: Grade 4
Language: English
(en)
ID: 161746
06/05/2020
Country code: ES
Country: Spain
Main content: Machines (2011910)
From worksheet author:
Worksheet about: tructures, types of machines( simple or complex), source of energy, lever, pulley, and inclined plane.
Other contents:
Structures
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