How would you like a puzzle that you could solve a different way for every day of the year? Well, that is exactly what we have here! The tray of this puzzle displays a calendar for the entire year. Included are nine pieces that need to be placed inside the tray until all but two spaces are open, displaying a date. The puzzle is designed so that a different configuration is needed to solve it for every single day of the year. Some are more tricky than other but overall, solving the puzzle is a fun challenge but not infuriating. Comes with a tic sheet to keep track of the days as you solve them. Puzzles come ten to a pack and are shipped in a box that can be easily made into a display