Discover our world and beyond with I Discover My First Library of Knowledge. This beautifully illustrated multi-volume general knowledge series is the ideal complete first reference library for enquiring youn minds.
We use machines and technology in our everyday lives, but have you ever wondered how these amazing inventions work?
From how a car engine runs to how mobile telephones and the internet keep us in touch,How Things Works explains how modern machines operate. Learn why an aeroplane flies, how a camera takes photographs and how televisions, computers and even spacecraft work.
length: (cm)28.8 width:(cm)22.5
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