Catch Me Musical Puppy encourages babies to reach out, pet him and crawl after him. Touch his back, and he ll play familiar nursery rhyme songs. The puppy vibrates while the music plays, the which makes him move around. 7" x 6-1/2" x 3-1/2". Fabric and plastic. For ages 3 months and up. "Mary Had a Little Lamb", "Twinkle, Twinkle, Little Star","Pop Goes the Weasel", "Baa Baa Black Sheep" And more