This 24-Key Musical is the perfect way to spark some musical creativity. 24 Keys can either be played freestyle or interchanged to play one of the eight pre-recorded melodies. The songs included are Happy Birthday, Twinkle Twinkle, Jingle Bells, London Bridge, Mary Had a Little Lamb, Frere Jacques, Baby Lullaby, and Row Your Boat. Requires 2 "AA" batteries (not included). The keyboard body is rounded with music notes over the speaker. Comes in assorted colors, pink and blue. This interactive toy comes packaged inside a sturdy color box with instructions for use.