Simple Machines: Forces in Action
by Buffy Silverman
2021-01-04 17:26:51
Simple Machines: Forces in Action
by Buffy Silverman
2021-01-04 17:26:51
-How did the Ancient Egyptians build the pyramids? -What is an Archimedes'' screw? -Which wedge do you use every time you eat? Do It Yourself offers an exciting new approach to understanding and investigation. Each book helps ...
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-How did the Ancient Egyptians build the pyramids? -What is an Archimedes'' screw? -Which wedge do you use every time you eat? Do It Yourself offers an exciting new approach to understanding and investigation. Each book helps you conduct your own experiments and activities to learn more about the world around you.
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