Sadler, Wendy.

Using wheels and axles / Wendy Sadler. - Chicago, Ill : Raintree, c2005. - 32 p. : col. ill. ; 28 cm. - Raintree perspectives . - Machines inside machines . - Sadler, Wendy. Machines inside machines. .

Includes bibliographical references (p. 30) and index.

An introduction to wheels as simple machines using text and colorful photos. Coverage includes how wheels help us move heavy objects, how wheels and axles help us listen to music and the location of the wheel and axle on a fishing rod.

ISBN: 1410914445 (lib. bdg.) 1410914518 (pbk.)

Standard No.: 9781410914446

LCCN: 2005544505

Subjects--Topical Terms:
Wheels.

LC Class. No.: TJ181.5 / .S23 2005 TJ 181 .5 / .S3 2005

Dewey Class. No.: 621.8