Teach your children to cooperate. Penny is excited to go to the park with her friends, but she wants to play on the play equipment by herself. Will Penny cooperate with her friends so that they can all have a fun time? Perfect for early readers, this children’s storybook teaches your children: To be nice How to cooperate The importance of friendship Penny Learns To Cooperate is a wonderful bedtime story for all ages and is told through rhyming verses and colorful illustrations. This storybook helps your child develop their reading skills in a fun and exciting adventure.