Learning About Simple Machines With Graphic OrganizersBook - 2006
Examine the seven basic simple machines: levers, wheel and axles, pulleys, gears, wedges, screws, and inclined planes. Graphic organizers demonstrate how they operate and how they are used to perform tasks.
Publisher: New York : PowerKids, 2006
Edition: 1st ed
Branch Call Number: J 621.8 KRA 3564
Characteristics: 24 p. :,col. ill. ;,21 cm