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ACT
In this problem solving exercise, students must decide which simple machine would work best in different situations, in order to help the principal manoeuvre himself after he has hurt his leg and can't walk. The site has a good tutorial on simple machines, followed by a quiz.
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- Knovation Readability Score: 1 (1 low difficulty, 5 high difficulty)
- This resource is only available on an unencrypted HTTP website.It should be fine for general use, but don’t use it to share any personally identifiable information