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Simple Machines: Forces in Action
Buffy Silverman, Megan Cotugno
Paperback (Heinemann, Aug. 1, 2016)-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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Simple Machines: Forces in Action
Buffy Silverman, Megan Cotugno
Paperback (Heinemann, June 14, 2009)-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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Simple Machines: Forces in Action
Buffy Silverman, Megan Cotugno
Library Binding (Heinemann, June 14, 2009)-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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Simple Machines: Forces in Action
Buffy Silverman
Paperback (Heinemann, March 15, 1706)None
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Simple Machines: Forces in Action
Buffy Silverman
Hardcover (Raintree Hardbacks, March 15, 2009)None