Carney, Elizabeth, 1981- Frogs! / Elizabeth Carney. - Washington, D.C. : National Geographic, c2009. - 32 p. : col. ill. ; 24 cm. - National Geographic science readers. Level 1 National Geographic kids . ISBN: 9781426303937 (hardcover : alk. paper) 9781426303920 (pbk. : alk. paper) LCCN: 2008014028 Subjects--Topical Terms: Frogs--Juvenile literature. LC Class. No.: QL668.E2 / C346 2009 Dewey Class. No.: 597.8/9