The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! Getting the facts behind the fiction has never looked better. Track the facts with Jack and Annie!! When Jack and Annie came back from their adventure in Magic Tree House #14: Day of the Dragon King, they had lots of questions. Who was the Dragon King? How did he build the Great Wall? What is Chinese New Year? What are some other Chinese traditions? Find out the answers to these questions and more as Jack and Annie track the facts about Chinese history and culture. Filled with up-to-date information, photographs, illustrations, and fun tidbits from Jack and Annie, the Magic Tree House Fact Trackers are the perfect way for kids to find out more about the topics they discover in their favorite Magic Tree House adventures. And teachers can use Fact Trackers alongside their Magic Tree House fiction companions to meet common core text pairing needs.