Author(s): Katie Marsico
Format: Hardback
No. of Pages: 24
Publisher: Child's World
Language: English
Date Published: 2012-08-01
Dimensions: 208.28 x 243.84 x 7.62mm
Publication City/Country: Mankato, United States
Edition:
Illustrations: Illustrations, color

Readers learn how this simple machine makes it easier to move things to different levels. They learn how flatter slopes use less effort than steeper slopes. By the end of the book, readers know the difference between complex and simple machines and how inclined planes are used in everyday life to make lifting and lowering objects easier.