Mary Pope Osborne is an American author of children’s books. She is best known for the award-winning and bestselling Magic Tree House series, which has been translated into more than 30 languages. Growing up in a military family, Osborne traveled a lot and continued to do so as an adult, which influences her writing. The first of the Magic Tree House books, Dinosaurs Before Dark, introduces adventuring siblings Jack and Annie. Osborne has also written several books for children relating to mythology, historical fiction and fact, and more.

Bestsellers

Dinosaurs Before Dark (Magic Tree House Series #1)
Magic Tree House Collection: Books 5-8 (Magic Tree House Series)
Magic Tree House Boxed Set: Books 1 - 4 (Magic Tree House Series)
Magic Tree House The Mystery of the Ancient Riddles Boxed Set #3: Book 9 - 12 (Magic Treehouse Series)
Dolphins at Daybreak (Magic Tree House Series #9)
Night of the Ninjas (Magic Tree House Series #5)
Midnight on the Moon (Magic Tree House Series #8)
The Knight at Dawn (Magic Tree House Series #2)
Mummies in the Morning (Magic Tree House Series #3)
Tonight on the Titanic (Magic Tree House Series #17)
Pirates Past Noon (Magic Tree House Series #4)
Afternoon on the Amazon (Magic Tree House Series #6)
A Big Day for Baseball (Magic Tree House Series #29)
Sunset of the Sabertooth (Magic Tree House Series #7)
Vacation under the Volcano (Magic Tree House Series #13)

All Books

21 - 40 of 283 results
Title: Blizzard of the Blue Moon (Magic Tree House Merlin Mission Series #8), Author: Mary Pope Osborne
Title: Magic Tree House Merlin Mission 1-4 Boxed Set, Author: Mary Pope Osborne
Paperback $20.99 $23.96 Current price is $20.99, Original price is $23.96.
Title: Carnival at Candlelight (Magic Tree House Merlin Mission Series #5), Author: Mary Pope Osborne
Title: Hour of the Olympics (Magic Tree House Series #16), Author: Mary Pope Osborne
Title: Season of the Sandstorms (Magic Tree House Merlin Mission Series #6), Author: Mary Pope Osborne
Title: Buffalo Before Breakfast (Magic Tree House Series #18), Author: Mary Pope Osborne
Title: Shadow of the Shark (Magic Tree House Merlin Mission Series #25), Author: Mary Pope Osborne
Title: Revolutionary War on Wednesday (Magic Tree House Series #22), Author: Mary Pope Osborne
Title: A Perfect Time for Pandas (Magic Tree House Merlin Mission Series #20), Author: Mary Pope Osborne
Title: Balto of the Blue Dawn (Magic Tree House Merlin Mission Series #26), Author: Mary Pope Osborne
Title: Dragon of the Red Dawn (Magic Tree House Merlin Mission Series #9), Author: Mary Pope Osborne
Title: Soccer on Sunday (Magic Tree House Merlin Mission Series #24), Author: Mary Pope Osborne
Title: Narwhal on a Sunny Night (Magic Tree House Series #33), Author: Mary Pope Osborne
Hardcover $12.59 $13.99 Current price is $12.59, Original price is $13.99.
Title: Night of the New Magicians (Magic Tree House Merlin Mission Series #7), Author: Mary Pope Osborne
Title: Tigers at Twilight (Magic Tree House Series #19), Author: Mary Pope Osborne
Title: Summer of the Sea Serpent (Magic Tree House Merlin Mission Series #3), Author: Mary Pope Osborne
Title: High Tide in Hawaii (Magic Tree House Series #28), Author: Mary Pope Osborne
Title: Eve of the Emperor Penguin (Magic Tree House Merlin Mission Series #12), Author: Mary Pope Osborne
Title: Christmas in Camelot (Magic Tree House Merlin Mission Series #1), Author: Mary Pope Osborne
Title: Dingoes at Dinnertime (Magic Tree House Series #20), Author: Mary Pope Osborne

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