The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new,easy-to-use numbering system! ItΓÇÖs a dream vacation for Jack and AnnieΓÇöor is it? When Teddya young sorcereroffers to send Jack and Annie on a dream vacationthey canΓÇÖt wait to go. The brother-and-sister pair wish for a trip to a beach paradiseand the magic tree house whisks them off to the coast of Mexico. Everything starts out perfectly as they raft around a coral reef. But then a hungry shark attacks! And their dream vacation turns into a nightmare! Formerly numbered as Magic Tree House #53the title of this book is now Magic Tree House Merlin Mission #25: Shadow of the Shark. Did you know that thereΓÇÖs a Magic Tree House book for every kid? Magic Tree House: Adventures with Jack and Annieperfect 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 Have more fun with Jack and Annie at MagicTreeHouse.com!