Boombox toy. This retro toy for toddlers features lots of ways to play. A fun numeric toggle slide clicks as boys and girls move it left and right. Press the number button to hear Elmo count. The letter button gives kids a chance to practice their ABCs. The music button plays ""Happy and You Know It,"" so kids can dance and sing along with Elmo. His bright nose lights up whenever he speaks or sings, adding a bright dimension of fun to sensory play.