Mary Pope Osborne

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Magic Tree House 16: Olympic Challenge!

Magic Tree House 14: Palace of the Dragon King

Magic Tree House 13: Racing With Gladiators

Magic Tree House 12: Icy Escape!

Magic Tree House 11: Lions on the Loose

Magic Tree House 9: Diving with Dolphins

Magic Tree House 10: A Wild West Ride

Magic Tree House 8: Moon Mission!

Magic Tree House 7: Mammoth to the Rescue

Magic Tree House 6: Adventure on the Amazon

Magic Tree House 5: Night of the Ninjas

Magic Tree House 2: Castle of Mystery

Magic Tree House 1: Valley of the Dinosaurs

Magic Tree House 3: Secret of the Pyramid

Magic Tree House 4: Pirates' Treasure!

(A Graphic Novel)

Magic Tree House: Mummies in the Morning

Magic Tree House: Pirates Past Noon

The Graphic Novel

Magic Tree House: Dinosaurs Before Dark

Magic Tree House: The Knight at Dawn

Magic Tree House 15: Voyage of the Vikings

It's here! Browse the 2024 Penguin Christmas gift guide

Beautifully written, full of suspense and well-researched

An easy, fast-paced and exciting read which will appeal to both boys and girls

A tale of high waves and high adventure for Jack and Annie when the tree house lands in the sea off the coast of Ireland. Things get dangerous when Viking ships approach!

The 15th adventure in this hugely successful series. Follow Jack and Annie across the world and through time!

Mary Pope Osborne is the author of over forty books for young people. She was the president of the Author's Guild, the leading organization for professional writers in the US, for two years and has won many awards for her books. She lives in New York with her husband, Will, and their dog, Bailey, who sleeps on top of Mary's desk every day while she writes.

Magic Tree House 15: Voyage of the Vikings

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Mary Pope Osborne

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