weihnachtskalenderAugmented reality can be really fascinating. But what happens if you combine a calendar with an App and 24 tiny doors to open till Christmas? Yes, the thing is getting even more interesting. I’ve found this pretty well designed (notice the iPad-like design of the calendar) Windel Advent calendar in my favorite supermarket. Each day when you open one door, you will not only get a chocolate but also a small animation with a Santa Claus when you scan the pattern on the door. Funny, isn’t it? More >