Gear up!

marvelous machine projects

Introduces the workings of various kinds of simple machinery with moving parts, such as pulleys, levers, gears, cams, and conveyor belts and provides instructions for building these machines out of cardboard and other easily obtainable materials.

Lerner
1999
9780822535669
book

Holdings

hidmidmiidnidwidlocation_codelocationbarcodecallnumdeweycreatedupdated
6623724408748230785387138263FAJA175FAJA28836621.8 GOO621.815798937721736518457
8666894596210229285387138263BRFR113BREL054853621.8 GOO621.815798937721736518457
17121185323463243185387138263BPFW119BPFW036451621.8 GOO621.815825759371742569409
18973835491020244485387138263GCMS215GCMS505034621.8 GOO621.815825759371742569409
34940956865599159985387138263Charlotte13230260000663470621.8 GOO621.816407292551640729255
39112017190222230885387138263FAJP176FAJP5726621 GOO62117365184571736518457