The Simple Machines of Antiquity
$10.00
An Introduction to Elementary Mechanics
The lever, the inclined plane, the wheel-and-axle, the pulley, and the screw are the basic components of all modern machinery. Students have a natural curiosity about these simple machines invented by ancient civilizations, and this text explains their functions in depth. Teachers will learn along with their students as they move through the question-and-answer sections and activities that follow. For grades six and up.
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Price: $10.00



