MARY POPE OSBORNE and NATALIE POPE BOYCE are sisters who grew up on
army posts all over the world. They are working on more Magic Tree
Housei Fact Tracker books to give readers information about the
places, time periods, and animals that Jack and Annie discover in
their Magic Tree House adventures.
Mary lives in northwest Connecticut. Natalie makes her home nearby in the Berkshire Hills of Massachusetts. Mary is the author of all the Magic Tree Housei fiction titles, as well as many more books for kids.