Looking at pulleys and gears, this is one of of a series which aims to develop children's knowledge of the basic principles of design and technology. Each book introduces a particular principle and explores how it is used in different gadgets and machines.
What do Pulleys and Gears do? (Paperback) Summary
What do Pulleys and Gears do? (Paperback) by David Glover
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GOR004631288
9780431062730
0431062730
What do Pulleys and Gears do? (Paperback) by David Glover
Book picture is for illustrative purposes only, actual binding, cover or edition may vary.
This is a used book - there is no escaping the fact it has been read by someone else and it will show signs of wear and previous use. Overall we expect it to be in very good condition, but if you are not entirely satisfied please get in touch with us
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