MARY POPE OSBORNE and NATALIE POPE BOYCE are sisters who grew up on army posts all over the world. Mary is the author of more than 50 acclaimed books for children. Natalie has worked as a children's librarian and as a teacher of English and E.S.L.
Books 1-8 of the New York Times bestselling Magic Tree House series plus an interview with Mary Pope Osborne!
Meet Jack and Annie!
Jack and his younger sister, Annie, are just regular kids. But when they discover a tree house in the woods,...[SEE MORE]