TWELVE 42-PIECE PUZZLES The advent calendar features 12 windows, each containing a mini puzzle. After the 12 days are completed, the 12 mini puzzles come together to create a single fully interlocking 500 piece puzzle image. BRIGHT AND BOLD ARTWORK The 500 Piece Advent Calendar features a cozy and merry living room scene. Puzzle lovers will appreciate all the delightful details as they piece together the puzzle, creating a beautiful display that will add a touch of charm and holiday elegance to any room. PERFECT FOR GIFTING Makes an ideal gift for puzzle and fine art enthusiasts alike. Makes an ideal gift for birthdays and holidays and for friends and family of all ages!