Experience an Advent season full of riddles with the Ravensburger Mystery Pro Advent Calendar The Crazy Time Travel Museum. This escape room calendar for pros offers tricky challenges over 24 days. Instead of traditional numbers, symbols point the way to the next room. To solve the tasks, 52 puzzle cards, detailed illustrations, and special brain-teaser elements are at your disposal. If you ever get stuck, two hints and a practical solution magnifying glass will help you decode. An ideal pre-Christmas adventure for enthusiastic puzzle fans aged 14 and over who are looking for a real, high-level challenge.