The everyday workings of machines : how machines work, from toasters and trains to hovercrafts and robots
How does a train stay on the tracks? What's going on inside a pogo stick? How do cranes work? And what happens when you flush a toilet? These and many more important questions are answered in this fascinating book. From toasters and telephones to hovercrafts and robots - the inner workings of m...
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| Format: | BOOK |
| Language: | ENGLISH |
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Ivy Kids
2020
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