Did you know that reindeer knees make a snapping sound? Or that astronauts aren't allowed to eat Brussel sprouts? Or that the world's biggest gingerbread house was about the size of a tennis court?Join Maddie Moate as she uncovers the most incredible facts about the festive season - from upside-down Christmas trees to presents delivered by a goat!You'll explore winter science - including how fairy lights work, why holly leaves are spiky and where snowflakes come from. And you'll discover how different people around the world celebrate the Christmas period, and the fascinating history behind festive traditions.Plus, every chapter includes seasonal activities and craft ideas to get you in the holiday spirit, from recyclable decorations to a magical recipe for Santa's milk and even a mini ice-rink!This curious collection of festive facts and activities will keep children aged 6+ and their families entertained through the dark winter months, and is perfect for fans of Maddie's Do You Know?