Ravensburger: Escape Advent Calendar: The Sunken Submarine
If you need to escape the craziness of the weeks leading up to Christmas; get lost in solving the riddles and puzzles of the Submarine. 46 included clue cards guide you and your family through the 24 doors, and the surprises they hold. With a submarine theme, it’s no surprise you’ll be deciphering signal flags, Morse code, map coordinates and more. Hints and solutions are included in case you get stuck!