Why doesn’t a compass lead you to Santa Claus at the North Pole? Why does the eye color of reindeer change in winter? How fast can you go on a sled? And how many cinnamon stars can you eat before getting poisoned? In this educational and entertaining knowledge Advent calendar, Wissensbert takes a scientific look at Christmas and the Advent season. From the composition of a snowball to the craziest sled races in the world, from the gifts of the Three Wise Men to Christmas in space, the book surprises you every day of Advent with exciting facts, quiz questions, and interactive tasks. Shorten your wait until Christmas Eve by solving puzzles daily and becoming a little bit smarter.