Schwartz, David M.

If dogs were dinosaurs / by David Schwartz ; illustrated by James Warhola. - 1st ed. - New York : Scholastic Press, c2005. - 1 v. (unpaged) : col. ill. ; 29 cm.

"Explores the concepts of ratio and proportion by growing or shrinking various objects by the same amounts"--Provided by publisher.

ISBN: 0439676126 (alk. paper)

LCCN: 2004019958

Subjects--Topical Terms:
Ratio and proportion.
Arithmetic.
Children's literature--2006.

LC Class. No.: QA117 / .S338 2005

Dewey Class. No.: 513.2/4