Author Mary Pope Osborne is preparing her million-selling “Magic Tree House” series for a new adventure NEW YORK (AP) — Mary Pope Osborne is preparing her million-selling “Magic Tree House” series for ...

NEW YORKNEW YORK — Mary Pope Osborne is preparing her million-selling “Magic Tree House” series for a new adventure. She is teaming with playwright Jenny Laird and the illustrators-sisters Kelly ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. NEW YORK (AP) — Mary Pope Osborne is ...

This cover image released by Random House Childrens Books shows "Dinosaurs Before Dark" the first release of Mary Pope Osborne's "Magic Tree House: The Graphic Novel" series, scheduled for release on ...

This cover image released by Random House Childrens Books shows "Dinosaurs Before Dark" the first release of Mary Pope Osborne's "Magic Tree House: The Graphic Novel" series, scheduled for release on ...

When Mary Pope Osborne wrote the first set of stories in the Magic Tree House series in 1992, she had a contract for four books, and she figured that would be it. But then she began getting letters ...