Impressed by the proud caterpillar's boast that she will turn into a butterfly when she grows up, a polliwog determines to watch the caterpillar very carefully and turn into a butterfly too.
A collection of four children's stories, including the title work about a duck who decides to ride a bike and soon influences all the other animals on the farm to ride bikes too.
Inspired by a picture in the nursery rhyme book left on the barn floor, Mrs. Mooley, the cow, is determined to jump over the moon, despite the ridicule of the other barnyard animals.