Toy box science

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toyboxscience

Wind-ups

  • Ollerenshaw, Chris
1994
Hands-on experiments illustrate the force and energy of wind-ups.

Gears

  • Ollerenshaw, Chris
1994
An exploration of gears and what they do.

Levers

  • Ollerenshaw, Chris
1994
Hands-on activities show how levers help toys and machines move and work.

Electricity

  • Ollerenshaw, Chris
1994
Tells how electricity makes toys and other objects work.
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