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.

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Dinosaurs Before Dark
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Dolphins at Daybreak
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Dogs in the Dead of Night
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Shadow of the Shark
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A Big Day for Baseball
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Magic Tree House: Books 1 and 2: Dinosaurs Before Dark, The Knight at Dawn
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Ghost Town at Sundown
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Blizzard of the Blue Moon
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Balto of the Blue Dawn
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Den Gorillas auf der Spur (Das magische Baumhaus 24)
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Im Land der ersten Siedler (Das magische Baumhaus 25)
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Lions at Lunchtime
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Narwal in großer Gefahr (Das magische Baumhaus 57)
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Stage Fright on a Summer Night
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Dragon of the Red Dawn
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Hurry Up, Houdini!
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Night of the New Magicians
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Piratenspuk am Mississippi (Das magische Baumhaus 40) (Abridged)
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Night of the Ninth Dragon
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Dingoes at Dinnertime
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