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 ...

Magic. Mystery. Time-travel. Get whisked away to the Moon on an out-of-this-world adventure with brother-and-sister team Jack and Annie in the #1 bestselling chapter book series, now available as ...

“Thirty years? I truly cannot believe it!” said Mary Pope Osborne, reflecting on the three-decade milestone that her Magic Tree House series is marking this year. “Where do the years go?” Launched by ...

"Children start with Magic Tree House, and then they move on to harder books," says author Mary Pope Osborne. "They take a leap." When Mary Pope Osborne wrote the first set of stories in the Magic ...