The Magic school bus butterfly and the bog beast : a book about butterfly camouflage / - New York : Scholastic, c1996. - 1 v. (unpaged) : col. ill. ; 21 cm. Accelerated Reader Ms. Frizzle's class is off to learn about butterflies. 3.9 K-3 ISBN: 0590508342 $8.49 LCCN: Subjects--Topical Terms: Butterflies--Juvenile literature.Butterflies.Butterflies LC Class. No.: QH88 Dewey Class. No.: 595.78