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Covers input, output, and mechanical advantage for a comprehensive understanding
Clever animation visualizes how machines work together to simplify tasks
12-minute duration fits easily into classroom or home learning sessions
Recommended by school libraries and educators for educational value
Summarized by Shop
To understand what happens when simple machines work together, one has to know the basic things they all do separately. The concepts of input and output, work and mechanical advantage are illustrated through clever animation. “Excellent. Our students were unanimous in their recommendations for purchase.” — School Library Journal.
12 minut