The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! Goal! Jack and Annie have tickets to one of the most exciting soccer games ever--the 1970 World Cup! They are sure the famous soccer player Pelé will tell them a "secret of greatness." The game is nonstop action and the stands are packed. But how will they find Pelé in a crowd of 100,000 soccer fans? Have they failed their mission? Or will the answer come when they least expect it? Formerly numbered as Magic Tree House #52, the title of this book is now Magic Tree House Merlin Mission #24: Soccer on Sunday. Did you know that there's a Magic Tree House book for every kid? Magic Tree House: Adventures with Jack and Annie, perfect for readers who are just beginning chapter books Merlin Missions: More challenging adventures for the experienced reader Super Edition: A longer and more dangerous adventure Fact Trackers: Nonfiction companions to your favorite Magic Tree House adventures