A Charlie Brown Christmas Play-a-Song Book enables children to sing along to 10 popular Christmas tunes and enjoy characters from the beloved Peanuts comic strip, including Charlie Brown, Lucy, Snoopy, and Linus. The Christmas songbook has five sound buttons, each of which plays two melodies. Kids press the sound buttons and sing along to the lyrics printed on the book's pages. The book is recommended for children ages 3 years and older.Here is a list of the 10 songs:Christmas Time is HereJolly Old St. NicholasUp on the HousetopDeck the HallsLinus and LucyJingle BellsO Christmas TreeI Heard the Bells on Christmas DayWe Wish You a Merry ChristmasHark, the Herald Angels SingA Charlie Brown Christmas Play-a-Song Book has coated, board pages that withstand extended use. The book conforms to the toy safety requirements of ASTM F963-08. Three replaceable long-life AG-13 button cell batteries that power the sound module are included.