Title: Elmo's World Balls! 123 Sesame Street
Description: Elmo's World Balls! contains Big Flaps for Little Hands. Behind each flap, is a new surprise!! And occasionally, the flap needn't be opened, as the surprise is right THERE! Perfect for Baby to 3yrs old.

(goodreads review) Boing! Boing! Elmo is having a ball! Peek underneath the big flaps to find bouncy balls of different sizes and shapes. Then watch Elmo dunk a basketball--and himself!
Subjects: 123 Sesame Street, Elmo's World Balls!, 2000, Toy and movable books, Lift-the-flap books, Baby to 3yrs, Elmo, Fictitious characters, Jim Henson, Juvenile fiction, Balls, Sporting goods, Balls (Sporting goods), Specimens, Fiction
Time periods: 2000