It s easy to get into the holiday spirit with the 12 Days of Christmas Puzzles Advent Calendar from MasterPieces. There are twelve 48-piece puzzles included – one puzzle a day for the 12 days of Christmas. On the first day of Christmas enjoy a partridge in a pear tree puzzle Each day as you get closer to Christmas – open a new door to get the rest of the 12 days of Christmas song on each puzzle. These puzzles and are perfect for all children ages 4 and up. All twelve puzzles have beautiful unique art to help you count down to Christmas!