Using Simple Machines
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✎ Suggest a correctionIllustrates various kinds of simple machines such as levers, pulleys, and inclined planes, describes their functions, and shows their practical uses in the context of everyday life.
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- A-V Online (National Information Center for Educational Media). CD-ROM database of educational and documentary media, compiled and maintained by the National Information Center for Educational Media (NICEM). — title, year, creator, length, format, sound, description
- 16mm Filmography (legacy record) — catalog record
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