Put screws to the test

Explains the concept of work, describes machines and different types of screws and how they are used, and includes simple experiments.

Lerner Publications
2012
9780761353232
book
Lexile: 
610

Holdings

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34041941691332256242128351888CLME124CLME166534621.882 WAL621.8815774597521709567815
100810547182812427242128351888VCP434VCP4002041621.8 WAL621.815802161721736800991
105284147460642352242128351888WIBW496WIBW0011436621.8 WAL621.815802161721736518457
257467960837292365242128351888WAI470WOI500239621.8 WAL621.816377825731736800991