Books 13-16 of the New York Times bestselling Magic Tree House series boxed together for the first time! These four titles are the perfect gift for a Magic Tree House fan or any child who loves a good adventure. Parents, teachers, and librarians hail the chapter-book series as a tool to promote reading, as even the most reluctant readers want to know where the Magic Tree House will take the brother-and-sister team next. In books 13-16, Jack and Annie...