Simple Machines (Heinemann Paperback)
5 total works
Introduces the principles of wheels and cranks as simple machines, using examples from everyday life.
Uses a variety of examples, from scissors and axes to zippers and hairpin turns, to demonstrate the power of the inclined plane and show how ramps and wedges make work and play easier.
Introduces the principles of screws as simple machines, using examples from everyday life.
Introduces the principles of springs as simple machines, using examples from everyday life.
Introduces the principles of pulleys and gears as simple machines, using examples from everyday life.