It's easy to get into the holiday spirit with the Elf on the Shelf 12 Days of Puzzles Christmas Advent Calendar from MasterPieces. There are twelve 48-piece puzzles included – one puzzle a day for the 12 days of Christmas. The Elf on the Shelf® is a fun-filled Christmas tradition that has captured the hearts of children everywhere… it's pure Christmas magic when a Scout Elf™ takes-off from the busy North Pole, so believe in your elf! Each day as you get closer to Christmas – open a new door to get a new Elf on the Shelf® puzzle. Assemble it and find out what the Scout Elf™ is up to next! These puzzles and are perfect for all children, ages 4 and up. All twelve puzzles have unique art, catching your favorite scout elves in Christmas action!