From levers to pulleys, simple machines make our lives easier. They help roll, lift, cut, tip, and turn everyday objects. In Simple Machines readers will dig into the science behind how we use simple machines to get the job done. Features include critical-thinking questions throughout the text; a simple, hands-on experiment; a glossary and more. Aligned to the Next Generation Science Standards.
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From levers to pulleys, simple machines make our lives easier. They help roll, lift, cut, tip, and turn everyday objects. In Simple Machines readers will dig into the science behind how we use simple machines to get the job done. Features include critical-thinking questions throughout the text; a simple, hands-on experiment; a glossary and more. Aligned to the Next Generation Science Standards.
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Seller's Description:
Good. The cover shows wear with possible indentations, creases, and small tears. The pages show wear that may include evidence of handling, smudges, and edge discoloration.
