An Introduction to Mass and Weight 3rd Grade : Physics for Kids | Children's Physics Books
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The Laws of Motion : Physics for Kids | Children's Physics Books
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Simple Machines : The Way They Work - Physics Books for Kids | Children's Physics Books
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I Like To Move It! Physical Science Book for Kids - Newton's Laws of Motion | Children's Physics Book
Professor Beaver
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Give It a Push! Give It a Pull! : A Look at Forces
Jennifer Boothroyd
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How Big? How Heavy? How Dense? : A Look at Matter
Jennifer Boothroyd
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Many Kinds of Matter : A Look at Solids, Liquids, and Gases
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