Books by Mary Pope Osborne

Portrait of Mary Pope Osborne

Mary Pope Osborne is the beloved author behind the internationally bestselling Magic Tree House series, a captivating blend of adventure, history, and imagination that has inspired generations of young readers. Her storytelling is marked by warmth, curiosity, and a gift for making the past come alive through accessible, fast-paced tales that spark a lifelong love of reading and discovery.

Drawing on meticulous research and a deep understanding of children's interests, Osborne's books transport readers across time and cultures, from ancient civilisations to legendary lands. Her work continues to encourage learning through wonder, offering both entertainment and gentle moral insight, making her a cherished voice in contemporary children's literature.

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227 products


  • magictreehousebooks916

    Random House USA Inc magictreehousebooks916

    10 in stock

    Book SynopsisBooks 9–16 of the New York Times bestselling Magic Tree House series!These eight titles are the perfect gift for a Magic Tree House fan or any child who loves a good adventure. Parents, teachers, and librarians hail the chapter-book series as a tool to promote reading, as even the most reluctant readers want to know where the Magic Tree House will take the brother-and-sister team next. In books 9–12, Morgan le Fay, the magical librarian of Camelot, challenges Jack and Annie to find the answers to four riddles. To do so, they must travel under the sea and to the Wild West, the African plains, and the frozen Arctic. It’s a difficult and dangerous task, but if Jack and Annie succeed, they will become Master Librarians! In books 13–16, Jack and Annie must save stories that have been lost in history. Morgan, the magical librarian of Camelot, sends them to find the books in the ancient worlds of Roman Pompeii, imperial Chin

    10 in stock

    £30.00

  • Dragons and Mythical Creatures A Nonfiction

    Random House USA Inc Dragons and Mythical Creatures A Nonfiction

    10 in stock

    Book SynopsisThe #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!When Jack and Annie came back from their adventure in Magic Tree House Merlin Mission #27: Night of the Ninth Dragon, they had lots of questions. What do tales about dragons have in common? Are mermaids real? How do unicorns use their horns? Find out the answers to these questions and more as Jack and Annie track the facts about their favorite creatures from myths and legends. And just what might some of those creature sightings really be?   Filled with up-to-date information, photographs, illustrations, and fun tidbits from Jack and Annie, the Magic Tree House Fact Trackers are the perfect way for kids to find out more about the topics they discover in their favorite Magic Tree House adventures. And teachers can use the Fact Trackers alongside their Magic Tree House fiction companions to meet Common Core text

    10 in stock

    £6.99

  • Baseball Magic Tree House Magic Tree House Fact

    Random House USA Inc Baseball Magic Tree House Magic Tree House Fact

    10 in stock

    Book SynopsisTrack the facts about baseball—with Jack and Annie!   When Jack and Annie came back from their adventure in Magic Tree House #29: A Big Day for Baseball, they had lots of questions. When was baseball invented? What are the rules? Who was Jackie Robinson? Who are some other baseball greats? Find out the answers to these questions and more as Jack and Annie track the facts about America’s national pastime.   Filled with up-to-date information, photographs, illustrations, and fun tidbits from Jack and Annie, the Magic Tree House Fact Trackers are the perfect way for kids to find out more about the topics they discover in their favorite Magic Tree House adventures. And teachers can use the Fact Trackers alongside their Magic Tree House fiction companions to meet Common Core text pairing needs.   Have more fun with Jack and Annie on the Magic Tree House website at MagicTreeHouse.com!

    10 in stock

    £7.59

  • Wild West

    Random House USA Inc Wild West

    10 in stock

    Book SynopsisTrack the facts about cowboys, ghost towns, outlaws, and more!When Jack and Annie came back from their adventure in Magic Tree House #10: Ghost Town at Sundown, they had lots of questions. What is a ghost town? Why do we call the Old West wild? What are cowboys? Who was Billy the Kid? Find out the answers to these questions and more as Jack and Annie track the facts about the American West.Filled with up-to-date information, photographs, illustrations, and fun tidbits from Jack and Annie, the Magic Tree House Fact Trackers are the perfect way for kids to find out more about the topics they discover in their favorite Magic Tree House adventures.Did you know that there's a Magic Tree House book for every kid?Magic Tree House: Adventures with Jack and Annie, perfect for readers who are just beginning chapter booksMerlin Missions: More challenging adventures for the experienced readerSuper Edition: A longer and more dangerous adventure<

    10 in stock

    £7.52

  • Texas

    Random House USA Inc Texas

    7 in stock

    Book Synopsis

    7 in stock

    £9.09

  • Warriors

    Random House USA Inc Warriors

    10 in stock

    Book SynopsisTrack the facts about warriors, weapons, and battles throughout history in this nonfiction companion to the #1 bestselling Magic Tree House series!When Jack and Annie came back from their adventure in Magic Tree House #31: Warriors in Winter, they had lots of questions. What kinds of weapons did the ancient Greeks use? How did Roman soldiers fight? Why did knights have tournaments? Who was famous for his war elephants? Find out the answers to these questions and more as Jack and Annie track the facts about ancient warriors.Filled with up-to-date information, photographs, illustrations, and fun tidbits from Jack and Annie, the Fact Trackers are the perfect way for kids to find out more about the topics they discover in their favorite Magic Tree House adventures.Did you know that there's a Magic Tree House book for every kid?Magic Tree House: Adventures with Jack and Annie, perfect for readers who are just beginning chapter booksMerlin

    10 in stock

    £7.43

  • Kate and the Beanstalk

    Aladdin Paperbacks Kate and the Beanstalk

    10 in stock

    Book Synopsis

    10 in stock

    £8.54

  • A Big Day For Baseball

    Random House USA Inc A Big Day For Baseball

    4 in stock

    Book SynopsisWhen Jack and Annie travel back in time to 1947 Brooklyn, New York, they participate in a history-making baseball game with Jackie Robinson.

    4 in stock

    £5.99

  • Hurricane Heroes in Texas

    Random House USA Inc Hurricane Heroes in Texas

    1 in stock

    Book SynopsisFrom the #1 bestselling chapter book series of all time . . . Jack and Annie are caught out in the rain in the most dangerous Magic Tree House mission yet!Jack and Annie are on a mission! When the magic tree house whisks them back to Galveston, Texas, in 1900, they find out that a big storm is coming. But even though there is rain and wind, no one believes there is any danger. As the storm grows, seawater floods the city. Now everyone needs help! Jack and Annie have a little bit of magic and a lot of hope--but will it be enough?Did you know that there''s a Magic Tree House book for every kid?Magic Tree House: Perfect for readers who are just beginning chapter booksMerlin Missions: More challenging adventures for the experienced readerFact Trackers: Nonfiction companions to your favorite Magic Tree House adventuresIf you''re looking for Merlin Mission #30: Haunted Castle on Hallow''s Eve, it was renumbered as part of the rebrand in 2017 as Merlin Mission #2.

    1 in stock

    £8.24

  • Magic Tree House Merlin Missions Books 1-25 Boxed

    Random House USA Inc Magic Tree House Merlin Missions Books 1-25 Boxed

    2 in stock

    Book SynopsisMerlin Mission Books 1?25 of the #1 New York Times bestselling Magic Tree House series boxed together for the first time ever! Magic Tree House Merlin Missions are more challenging adventures for the experienced Magic Tree House reader. In each adventure, Merlin the magician sends Jack and Annie on an adventure in the magic tree house. Books in this Merlin Missions set include: Christmas in Camelot (#1), Haunted Castle on Hallows Eve (#2), Summer of the Sea Serpent (#3), Winter of the Ice Wizard (#4), Carnival at Candlelight (#5), Season of the Sandstorm (#6), Night of the New Magicians (#7), Blizzard of the Blue Moon (#8), Dragon of the Red Dawn (#9), Monday with a Mad Genius (#10), Dark Day in the Deep Sea (#11), Eve of the Emperor Penguin (#12), Moonlight on the Magic Flute (#13), A Good Night for Ghosts (#14), Leprechaun in Late Winter (#15), A Ghost Tale for Christmas (#16), A Crazy Day with Cobras (#17), Dogs in the Dead of Night (#18), Abe Lincoln at Last (#19), A Perfect Time for Pandas (#20), Stallion by Starlight (#21), Hurry Up, Houdini! (#22), High Time for Heroes (#23), Soccer on Sunday (#24), and Shadow of the Shark (#25). Magic Tree House books, with fiction and nonfiction titles, are perfect for parents and teachers using the Core Curriculum. With a blend of magic, adventure, history, science, danger, and cuteness, the topics range from kid pleasers (pirates, the Titanic, pandas) to curriculum perfect (rain forest, American Revolution, Abraham Lincoln) to seasonal shoo-ins (Halloween, Christmas, Thanksgiving). There is truly something for everyone here!

    2 in stock

    £112.50

  • Magic Tree House Merlin Missions Books 1-4 Boxed

    Random House USA Inc Magic Tree House Merlin Missions Books 1-4 Boxed

    1 in stock

    Book Synopsis

    1 in stock

    £18.99

  • Lectorum Publications Un Castillo Embrujado En La Noche de Halloween

    3 in stock

    Book Synopsis

    3 in stock

    £8.99

  • Lectorum Publications El Verano de La Serpiente Marina

    3 in stock

    Book Synopsis

    3 in stock

    £8.99

  • Lectorum Publications El Regalo del Pinguno Emperador

    3 in stock

    Book Synopsis

    3 in stock

    £8.54

  • Magic Tree House 1: Valley of the Dinosaurs

    Penguin Random House Children's UK Magic Tree House 1: Valley of the Dinosaurs

    15 in stock

    Book SynopsisEight-year-old Jack and his little sister, Annie, are playing in the woods during their summer holiday, when they find a mysterious tree house full of books. But these are no ordinary books . . . And this is no ordinary tree house . . .Jack and Annie get more than they had bargined for when Jack opens a book about dinosaurs and wishes he could see them for real. They end up in prehistoric times with Pteranodons, Triceratops and a huge Tyrannosaurus Rex! How will they get home again? The race is on . . . !Trade ReviewBeautifully written, full of suspense and well-researched * Waterstones Books Quarterly *An easy, fast-paced and exciting read which will appeal to both boys and girls * Junior *

    15 in stock

    £6.99

  • Magic Tree House 4: Pirates' Treasure!

    Penguin Random House Children's UK Magic Tree House 4: Pirates' Treasure!

    7 in stock

    Book SynopsisEight-year-old Jack and his little sister, Annie, are playing in the woods during their summer holiday, when they find a mysterious tree house full of books. But these are no ordinary books . . . And this is no ordinary tree house . . .Jack and Annie are in a treasure trove full of trouble! Stuck on a desert island, captured by the evil Captain Bones and his gang and a huge storm at sea . . . For a while, it looks like they might not get home safely after all. And they discover that their adventures are even more magical than they had first thought . . .

    7 in stock

    £6.99

  • Magic Tree House 5: Night of the Ninjas

    Penguin Random House Children's UK Magic Tree House 5: Night of the Ninjas

    3 in stock

    Book SynopsisEight-year-old Jack and his little sister, Annie, are playing in the woods during their summer holiday, when they find a mysterious tree house full of books. But these are no ordinary books . . . And this is no ordinary tree house . . .Morgan le Fay - the owner of the Magic Tree House and all its mysterious books is missing and needs Jack and Annie's help! They follow her clues to Japan where they find themselves in the middle of a feud between Japanese ninja warriors and Samurai warlords. Will Jack and Annie find the tree house again? Or will they be caught up in a terrifying battle?

    3 in stock

    £6.99

  • Magic Tree House 6: Adventure on the Amazon

    Penguin Random House Children's UK Magic Tree House 6: Adventure on the Amazon

    1 in stock

    Book SynopsisEight-year-old Jack and his little sister, Annie, are playing in the woods when they find a mysterious tree house full of books. But these are no ordinary books . . . And this is no ordinary tree house . . .Jack and Annie might be on their scariest adventure yet - on the Amazon river! There are army ants, jaguars and piranas, as well as vampire bats, snakes and even crocodiles! And they've still got to find another clue to help rescue Morgan, the owner of the Magic Tree House. For a while, Jack and Annie are worried that they might be stuck in the rain forest for ever . . . But the over-active monkey they meet turns out to be friendlier than they first thought!

    1 in stock

    £6.29

  • Magic Tree House 7: Mammoth to the Rescue

    Penguin Random House Children's UK Magic Tree House 7: Mammoth to the Rescue

    1 in stock

    Book SynopsisEight-year-old Jack and his little sister, Annie, are playing in the woods when they find a mysterious tree house full of books. But these are no ordinary books . . . And this is no ordinary tree house . . .Jack and Annie travel back in time, wearing only their swimsuits! When the tree house lands in the freezing Ice Age, they have to hide from hunters and escape from a great cave bear. But when Jack and Annie are chased by a fierce sabretooth tiger and fall into a hunting trap, they're really stuck. Will anybody come to their rescue?Trade ReviewThi sis a jolly romp with simple language and appealing subject matter * Junior Education Plus *

    1 in stock

    £6.14

  • Magic Tree House 8: Moon Mission!

    Penguin Random House Children's UK Magic Tree House 8: Moon Mission!

    1 in stock

    Book SynopsisEight-year-old Jack and his little sister, Annie, are playing in the woods during their summer holiday, when they find a mysterious tree house full of books. But these are no ordinary books . . . And this is no ordinary tree house . . .Jack and Annie are whisked into the future - to an exciting outer-space hotel! But they've only got two hours before they run out of air . . . Will the mysterious moon man and his map help them get back safely?

    1 in stock

    £6.29

  • Magic Tree House 10: A Wild West Ride

    Penguin Random House Children's UK Magic Tree House 10: A Wild West Ride

    1 in stock

    Book SynopsisThe tree house lands in Wild West America but there's no one around. Has it landed in a ghost town?When a gang of nasty horse thieves gallop past, it's not long before Jack and Annie are swept up in another adventure. With their new cowboy friend, Slim, they set out across the prairie to rescue Slim's mare from the horse thieves. But Jack and Annie still have their next riddle to solve. Will the spooky ghost be any help?Trade ReviewBeautifully written, full of suspense and well-researched * Waterstones Books Quarterly *An easy, fast-paced and exciting read which will appeal to both boys and girls * Junior *

    1 in stock

    £6.29

  • Magic Tree House 11: Lions on the Loose

    Penguin Random House Children's UK Magic Tree House 11: Lions on the Loose

    1 in stock

    Book SynopsisWhisked away to Africa on this adventure in the tree house, Jack and Annie cannot believe all the wild animals they see. They end up showering with elephants, helping wildebeests cross the river and they have a picnic with a maasi warrior! But when their route back to the tree house is blocked by some scary lions they need to come up with a clever plan of escape - and fast!Trade ReviewBeautifully written, full of suspense and well-researched * Waterstones Books Quarterly *An easy, fast-paced and exciting read which will appeal to both boys and girls * Junior *

    1 in stock

    £6.29

  • Magic Tree House 9: Diving with Dolphins

    Penguin Random House Children's UK Magic Tree House 9: Diving with Dolphins

    4 in stock

    Book SynopsisAfter a break from their trips in the tree house, Jack and Annie are delighted to find that it's back! Morgan le Fay needs their help, but they'll have to become Master Librarians first, and that means solving four riddles. For the first one, Morgan sends them deep into the middle of the ocean. Jack and Annie ride in a mini-sub and meet jellyfish, sea horses and an octopus. But there are some scary sharks in the deep and the friendly dolphins have to come to the rescue. . .Trade ReviewBeautifully written, full of suspense and well-researched * Waterstones Books Quarterly *An easy, fast-paced and exciting read which will appeal to both boys and girls * Junior *

    4 in stock

    £6.99

  • Magic Tree House 12: Icy Escape!

    Penguin Random House Children's UK Magic Tree House 12: Icy Escape!

    1 in stock

    Book SynopsisJack and Annie are on very thin ice! Morgan Le Fay, the magical librarian sends the children and the treehouse to the Arctic and tells them she'll send somebody to meet them there. But they're surrounded by ice and snow and there are huskies and polar bears all around them too - will they freeze to death first?Trade ReviewBeautifully written, full of suspense and well-researched * Waterstones Books Quarterly *An easy, fast-paced and exciting read which will appeal to both boys and girls * Junior *

    1 in stock

    £6.29

  • Magic Tree House 13: Racing With Gladiators

    Penguin Random House Children's UK Magic Tree House 13: Racing With Gladiators

    1 in stock

    Book SynopsisNow master librarians, Jack and Annie are sent on a mission to find a lost story - in ancient Rome! It seems peaceful until the ground shakes and they realize they're there on the day that Mount Vesuvius erupts and they're in danger of being buried!Trade ReviewBeautifully written, full of suspense and well-researched * Waterstones Books Quarterly *An easy, fast-paced and exciting read which will appeal to both boys and girls * Junior *

    1 in stock

    £6.29

  • Magic Tree House 14: Palace of the Dragon King

    Penguin Random House Children's UK Magic Tree House 14: Palace of the Dragon King

    1 in stock

    Book SynopsisFor this adventure, Jack and Annie are in Ancient China!When the tree house lands in ancient China, Jack and Annie are told to beware the fearsome emperor . . . It's not long before they learn the warning is right! In search of an old Chinese legend, they head to the palace of the dragon king. But he is not pleased to see them! And when they find themselves lost in his spooky burial grounds, only magic will help Jack and Annie escape!Trade ReviewBeautifully written, full of suspense and well-researched * Waterstones Books Quarterly *An easy, fast-paced and exciting read which will appeal to both boys and girls * Junior *

    1 in stock

    £6.29

  • Magic Tree House 15: Voyage of the Vikings

    Penguin Random House Children's UK Magic Tree House 15: Voyage of the Vikings

    1 in stock

    Book SynopsisThis is 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!Trade ReviewBeautifully written, full of suspense and well-researched * Waterstones Books Quarterly *An easy, fast-paced and exciting read which will appeal to both boys and girls * Junior *

    1 in stock

    £6.29

  • Magic Tree House 16: Olympic Challenge!

    Penguin Random House Children's UK Magic Tree House 16: Olympic Challenge!

    1 in stock

    Book SynopsisIt's off to Ancient Greece for the children and the tree house! They land just in time for the exciting Olympic Games, with the athletes, wrestlers and chariot racers all ready to go. But when Annie finds out no girls are allowed, there's trouble in store...

    1 in stock

    £6.14

  • Lectorum Publications El Caballero del Alba

    1 in stock

    Book Synopsis

    1 in stock

    £8.99

  • Lectorum Publications Una Momia al Amanecer

    3 in stock

    Book Synopsis

    3 in stock

    £8.54

  • Lectorum Publications La Noche de Los Ninjas

    2 in stock

    Book Synopsis

    2 in stock

    £8.54

  • Lectorum Publications Una Tarde En El Amazonas

    3 in stock

    Book Synopsis

    3 in stock

    £8.54

  • Lectorum Publications Un Tigre Dientes de Sable En El Ocaso

    2 in stock

    Book Synopsis

    2 in stock

    £8.54

  • Lectorum Publications Leones a la Hora del Almuerzo

    2 in stock

    Book Synopsis

    2 in stock

    £8.54

  • Lectorum Publications Osos Polares Despues de la Medianoche

    3 in stock

    Book Synopsis

    3 in stock

    £8.54

  • Lectorum Publications Vacaciones al Pie de un Volcan

    2 in stock

    Book Synopsis

    2 in stock

    £8.54

  • Lectorum Publications Barcos Vikingos al Amanecer

    3 in stock

    Book Synopsis

    3 in stock

    £8.54

  • Lectorum Publications Perros Salvajes a la Hora de la Cena

    3 in stock

    Book Synopsis

    3 in stock

    £8.54

  • Lectorum Publications Guerra Civil En Domingo

    3 in stock

    Book Synopsis

    3 in stock

    £8.54

  • Lectorum Publications Guerra Revolucionaria En Miercoles

    3 in stock

    Book Synopsis

    3 in stock

    £8.54

  • Lectorum Publications Tornado En Martes

    3 in stock

    Book Synopsis

    3 in stock

    £8.54

  • Lectorum Publications Terremoto Al Amanecer

    2 in stock

    Book Synopsis

    2 in stock

    £8.54

  • Lectorum Publications Miedo Escaenico En Una Noche de Verano

    3 in stock

    Book Synopsis

    3 in stock

    £8.54

  • Lectorum Publications Jueves de Accin de Gracias: La Casa del Arbol #

    2 in stock

    Book Synopsis

    2 in stock

    £8.54

  • Lectorum Publications Maremoto En Hawi: La Casa del Arbol # 28

    2 in stock

    Book Synopsis

    2 in stock

    £8.54

  • The Fun Starts Here!: Four Favorite Chapter Books

    Random House USA Inc The Fun Starts Here!: Four Favorite Chapter Books

    10 in stock

    Book SynopsisLet the adventure begin with four popular series--Magic Tree House, Junie B. Jones, A to Z Mysteries, and Purrmaids--all in one collection!Has a book ever made you laugh so hard milk came out of your nose? Do adventure and mystery keep you turning pages? Do you love a good story about friendship? Then the fun really does start here!This special "starter set" contains the first book in four fantastic series, including New York Times bestselling Magic Tree House and Junie B. Jones, that have hooked millions of kids on reading. Find out which one is your favorite!--In Magic Tree House #1: Dinosaurs Before Dark, a mysterious tree house whisks Jack and Annie to the time of the dinosaurs! --In Junie B. Jones and the Stupid, Smelly Bus, the world's funniest kid is so afraid of the school bus that when it's time to go home . . . she doesn't.--In A to Z Mysteries: The Absent Author, Dink, Josh, and Ruth Rose's favorite author is missing. Can they crack the case?--In Purmaids #1: The Scaredy Cat, Coral, Shelly, and Angel are Purrmaids--part kitten, part mermaid. Will Coral ever be as brave as her best friends?

    10 in stock

    £8.99

  • Narwhals and Other Whales: A Nonfiction Companion

    Random House USA Inc Narwhals and Other Whales: A Nonfiction Companion

    10 in stock

    Book Synopsis

    10 in stock

    £7.52

  • Llamas and the Andes: A Nonfiction Companion to

    Random House USA Inc Llamas and the Andes: A Nonfiction Companion to

    10 in stock

    Book Synopsis

    10 in stock

    £7.52

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