Mystery Advent Calendar 2025. Celebrate the winter holiday season with advent calendars from thames & kosmos! “enjoy the mystery of opening all 25 days of friends themed goodies and using them as christmas decorations as the holiday approaches,” the description says.
2025 page a day sherlock holmes calendar + free mystery b. Exit is back with another 24 day riddle filled advent calendar, that will have you solve the case of the missing hollywood star!