Simple machines make all of our lives easier on a daily basis. In this informative book, young readers will be introduced to many uses of the lever, pulley, inclined plane, wheel and axle, screw, and wedge.
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Simple machines make all of our lives easier on a daily basis. In this informative book, young readers will be introduced to many uses of the lever, pulley, inclined plane, wheel and axle, screw, and wedge.
Read Less
Add this copy of What Do You Know about Simple Machines? to cart. $7.45, new condition, Sold by Ingram Customer Returns Center rated 5.0 out of 5 stars, ships from NV, USA, published 2010 by PowerKids Press.
Add this copy of What Do You Know About Simple Machines? (20 Questions: to cart. $32.94, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Santa Clarita, CA, UNITED STATES, published 2010 by Powerkids Pr.
Add this copy of What Do You Know About Simple Machines? (20 Questions: to cart. $56.30, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Santa Clarita, CA, UNITED STATES, published 2010 by Powerkids Pr.
Add this copy of What Do You Know About Simple Machines? (20 Questions: to cart. $56.76, new condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Santa Clarita, CA, UNITED STATES, published 2010 by Powerkids Pr.
