Amazon.com description: Product Description: Packed into the pages of this sturdy Sesame Street board book is a collection of tongue-tripping rhymes about everyone's favorite Sesame Street Muppets, including Elmo, Grover, Ernie, Bert, Betty Lou, Herry, Hoots the owl, and Oscar. The rhyming language and singsong rhythm of tongue twisters are key concepts in language development for babies and toddlers. The humor and playfulness of the tongue twisters in this collection will give toddlers a fun into into the world of wordplay, the foundation of a lifelong enjoyment of the written and spoken word. This book is ideal for use in pre-school classrooms as well as parent/child sharing.