One Crow: A Counting Rhyme By (author): "Ruth M. Young, Jim Aylesworth"Genres:Childrens books Picture Books Mathematics books Counting books ISBN0397321759ISBN139780397321759AsinOne Crow: A Counting RhymeOriginal titleOne crow: A counting rhymeSummer turns to winter in this rhyming counting book, whose bucolic illustrations have a pleasingly old-fashioned look and feel. Ages 2-6.Copyright 1990 Reed Business Information, Inc.