Sesame Street Elmo and Friends Baby Toddler Pop-up Board Books Sesame Street Elmo and Friends Baby Toddler Pop-up Board Books. Colorfully illustrated Sesame Street Pop Up Board Books join Elmo and friends on fun adventures! Sesame Street Elmo pop up board books for toddlers and kids are 8 pages each and measure 4x6 inches. These easy to read, richly illustrated books will introduce young children to the joys of books and reading! Perfect for parties for kids and toddlers. Sesame Street Elmo party favors, party supplies. Sesame Street pop up books set for kids and toddlers, featuring Elmo Ahoy and The Count-By-Two-Kid.