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Book, 2019
Current format, Book, 2019, , Available .
Book, 2019
Current format, Book, 2019, , Available . Offered in 0 more formats
"Simple machines are around us all the time and we use them every day. Many are built into complex machines, but the simple machine is still there doing its job. Discover how simple machines enable practically everything around us to work, allowing us to travel in wheeled vehicles, lift very heavy objects, put things together, and take things apart." --
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