Read and solve the Christmas mystery together with the children's favorite heroes Lasse and Maja! Martin Widmark and Helena Willis have written and drawn an atmospheric and quirky story with a new clever challenge on every page. Whose fault is it that the whole of Valleby suffers a power outage and becomes pitch black, in the middle of Christmas Eve itself? Solve the codes, find your way through the mazes and figure out how everything fits together. The reward: a wonderful Christmas celebration with all the favorite characters from the LasseMaja books.

This book is used for the class Keep Reading Swedish: Jul i Valleby