Sylvester and the Magic Pebble

After Sylvester the donkey mistakenly wishes himself into a rock, it takes a whole lot of luck to break the spell and return him to his loving parents. With simple, colorful illustrations that move the story to its heartwarming conclusion, this 1970 Caldecott winner by William Steig cautions to be careful what you wish for. 100 Best Books of the Century by the National Education Association.