Wick, Walter. I spy super challenger : a book of picture riddles / photographs by Walter Wick ; riddles by Jean Marzollo. - New York : Scholastic, 1997. - p. cm.085 - I spy . ISBN: 0590341286 LCCN: 97006864 /AC Subjects--Topical Terms: Picture puzzles--Juvenile literature.Riddles--Juvenile literature. LC Class. No.: GV1507.P47 / W5295 1997 Dewey Class. No.: 793.735