In the third easy-to-read book about Penny the mouse, written by Caldecott Medalist and bestselling author Kevin Henkes, Penny finds a beautiful marble on her neighbor's lawn and must decide whether or not to keep it. With age-appropriate vocabulary, compelling characters, and a memorable storyline, Penny and her Marble is just right for beginning readers and was named a 2014 Geisel Honor book by the American Library Association.