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Simple Machines
Dana Meachen Rau
Paperback (Childrens Pr, Sept. 1, 2011)A True Book-Physical Science Whether you're an aspiring inventor or an everyday science buff, you've probably created your own experiments to uncover the truth about the forces of physical science. Now you can delve deeper into the topics of electricity, motion, gravity, and more with these titles that are perfect for the budding scientist in you.
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Simple Machines
Dana Meachen Rau
Library Binding (C. Press/F. Watts Trade, Sept. 1, 2011)Examines ancient machines with timelines and photos, including how they have been used throughout history.
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Simple Machines
Dana Meachen Rau
Library Binding (Turtleback Books, Sept. 1, 2011)FOR USE IN SCHOOLS AND LIBRARIES ONLY. How did workers in ancient civilizations move the huge stones they used to build cities? They rolled the stones over logs much like a modern-day conveyor belt..
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Simple Machines
Dana Meachen Rau
Paperback (Childrens Pr (2011-09-01), Aug. 16, 1656)None
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Simple Machines by Rau, Dana Meachen
Rau
Paperback (Childrens Pr, 2011, )Simple Machines by Rau, Dana Meachen [Childrens Pr, 2011] Paperback [Paperbac...
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By Dana Meachen Rau Simple Machines
Dana Meachen Rau
Paperback (Compass Point Books, Aug. 16, 2011)Freaking Out!: The Science of the Teenage Brain [ Freaking Out!: The Science of the Teenage Brain by Rau, Dana Meachen ( Author ) Paperback Aug- 2011 ] Paperback Aug- 01- 2011
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Simple Machines
Dana Meachen Rau
Library Binding (Scholastic, Aug. 16, 1788)None