Smith, Siń.

Pulleys / Siń Smith. - Chicago, Ill. : Heinemann Library, c2012. - 24 p. : col. ill. ; 18 x 21 cm. - How toys work. Acorn. .

Includes index.

Different toys -- Pulleys -- Connecting pulleys -- More toys with pulleys.

Takes a look at pulleys, what they are, how they are used, and how they help us.

"Level I ; word count 158"--P. [4] of cover.

ISBN: 9781432965808 (lib. bdg.) 1432965808 (lib. bdg.) 9781432965877 (pbk.) 1432965875 (pbk.)

LCCN: 2011041306

Subjects--Topical Terms:
Pulleys
Toys