See Inside How things Work
$10.18
Sale price
$10.18
Regular price
$15.55
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See Inside How things Work
$10.18
Sale price
$10.18
Regular price
$15.55
ISBN: 0794530443
Author: Conrad Mason
Condition: New
Have you ever wondered just what happens when you flush a toilet, or what goes on inside a light bulb? Do you want to know how a digger scoops up soil, why boats float and what keeps planes up in the air? Lift the flaps to see inside how things work--from everyday inventions to massive machines.