Each book introduces a particular simple machine and then explores how it is used in different and increasingly complex gadgets and machines.
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Each book introduces a particular simple machine and then explores how it is used in different and increasingly complex gadgets and machines.
Read Less
Add this copy of What Do Wheels and Cranks Do? (What Do...Do? ) to cart. $18.23, good condition, Sold by Greener Books rated 4.0 out of 5 stars, ships from London, UNITED KINGDOM, published 1997 by Heinemann Library.
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Good. **SHIPPED FROM UK** We believe you will be completely satisfied with our quick and reliable service. All orders are dispatched as swiftly as possible! Buy with confidence! Greener Books.
Add this copy of What Do Wheels and Cranks Do? (What Do Simple Machines to cart. $94.61, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 2007 by Heinemann Library.
