Machines ( Know about science )
A machine is a mechanical device or structure that uses power to apply forces and control movement to perform an intended action. Machines are designed to make life easier for us. ‘Know About Science – Machines’ this book describes how each type of machine is useful in making work easier. It will also help readers understand how complex machines do their work.
• 64 pages
• Clear, straightforward text
• Amazing facts
• Big, beautiful images
• Nice cover design
This educational book includes topics like The Machine Age, Machines, The Lever, The Inclined Plane, The Wedge, The Screw, The Wheel, The Pulley, The Source of Energy, and Force of Nature. It will help children explore the wonders of the machines.
- Publisher : Dreamland Publications (1 January 2015)
- Language : English
- Paperback : 64 pages
- ISBN : 978-1730130359
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