Eric Carle is one of the most celebrated children's book authors/illustrators of all time, with over 103 million copies of his books sold worldwide. Inspired by the classic book, The Very Hungry Caterpillar™, this activity set will become your baby's favorite! The activity apple has great activity features on each page, crinkle texture inside, and an attached leaf teether. The plush caterpillar is sized to fit through the hole on each page of the activity apple so your child can imitate the Very Hungry Caterpillar story. There is a hanging loop on top for on-the-go fun anywhere! Appropriate for all ages.