*See Inside How Things Work (IR)

*See Inside How Things Work (IR)

Regular price
$14.99
Sale price
$14.99

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.