The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! 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...
Eight-year-old Jack and his little sister, Annie, are playing in the woods during their summer holiday, when they find a mysterious tree house full of books. But these are no ordinary books . . . And this is no ordinary tree house . . .