Have you ever wondered why crackers go bang? Or where Christmas trees come from? Or why brussels sprouts make you fart? Maddie Moate is here to answer these questions and many more, from how toys work to where gingerbread comes from. You'll explore the science behind fairy lights, snowflakes, reindeer knees and holly leaves. And you'll discover how different people around the world celebrate the Christmas period, and the curious history behind festive traditions. Prepare to be amazed at the wackiest Christmas facts - including upside-down Christmas trees, flying panto fairies, and presents delivered by a goat. Plus, every chapter includes wintery activities and craft ideas to get you in the holiday spirit.