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WHAT DO PULLEYS AND GEARS DO? 
Author:   David Glover  
RRP:   $16.50
Online Price :  $14.85
10+ Copy Price :  $14.03         
Format:   Paperback 
Type of Book:   General Information 
ISBN:   9780431062730
Published:    
Status:   Subject To Availability
This title has not been ordered recently, therefore the availability with the publisher is unknown. This title is likely to be available, publishers will either supply stock immediately or provide a status report. This title can be ordered.


DESCRIPTION:

The most complicated machines often rely on very simple principles to technology. What do pulleys and gears do? Explores the simple mechanism of pulleys and gears and looks at the wide range of tools and toys that make use of it. Large, clear photographs show the principle in practice and careful artwork aids understanding.



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WHAT DO PULLEYS AND GEARS DO?

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