Book
From Muppet Wiki
Book is a recurring character on Elmo's World. A floating, talking book belonging to Elmo, this tome frequently narrates short overviews of the episode's topic. Book first appeared in the episode, "Getting Dressed".
Initially a Muppet character with facial features embedded in the cover, Book is now a CG animated character with more realistic eyes and a humanoid nose, as seen in the "Skin" episode.
