Jack and Annie are ready for their next fantasy adventure in the bestselling middle-grade series-the Magic Tree House! A castle with a secret passage! That's what Jack and Annie find when the Magic Tree House whisks them back to the Middle Ages for another wild adventure. In the Great Hall of the castle, a feast is under way. But Jack and Annie aren't exactly welcome guests! Visit the Magic Tree House website! MagicTreeHouse.com From the Trade Paperback edition.