A 12-book collection of the greatest hits from beloved and bestselling author Sandra Boynton. Easy-to-read text and durable board book format make this set the perfect addition to your child's library. Includes the following titles: Blue Hat Green Hat, Doggies, A to Z, Moo Baa LA LA LA!, But not the Hippopotamus, Opposites, Horns to Toes and In Between, The Going to Bed Book, Are you a Cow?, Dinosaur Dance, But not the Armadillo, and Happy Hippo Angry Duck.