Mary Pope Osborne
Hold your horses! Jack and Annie must find four secrets of greatness for Merlin the magician. To start, they travel back in time to meet Alexander the Great. He should know all about greatness, right? But young Alexander is bossy, vain, and not great at all! How can they learn from him? It’s going to take a wild...
Merlin’s beloved penguin, Penny, has been put under a spell! To save her, Jack and Annie must find a rare and precious emerald. When the magic tree house whisks them back to India over four hundred years ago to search for the jewel, they discover an amazing and exotic world filled with great danger.
Formerly numbered...
Jack and Annie are on a mission to find—and inspire—a musician that brings happiness to millions of people. After traveling to New Orleans, Jack and Annie come head to head with some real ghosts, and discover the world of jazz when they meet a young Louis Armstrong.
Formerly numbered as Magic Tree House...
When Jack and Annie got back from their adventure in Magic Tree House Merlin Mission #14: A Good Night for Ghosts, they had lots of questions. What are some of the most famous ghost stories?...
Jack and Annie are on a mission for Merlin the magician! This time, the magic tree house whisks them off to Thebes, Egypt, to find Florence Nightingale, a world-famous nurse. But when they find her, the Florence Nightingale they meet is not a famous nurse at all—she’s not even a regular nurse! Have they found...
Jack and Annie arrive on the one continent they haven’t visited before: Antarctica! What can they hope to learn about happiness in such a barren place? Only the penguins know for sure…Jack and Annie are about to find out!
Formerly numbered as Magic Tree House #40, the title of this book is now Magic Tree...
The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!
Merlin sends Jack and Annie on a mysterious mission to Paris, France, over a 100 years ago. There they must find four magicians and give them an urgent message from Merlin himself. When Jack and Annie land in Paris, they make their way to the 1889 World’s Fair. Below the Eiffel Tower, built especially for the
Beware of avalanches! When the magic tree house whisks Jack and Annie back in time to the highest pass in the Swiss Alps, they discover an ancient monastery filled with monks and Saint Bernard dogs. Annie can’t resist offering to train a wild young dog named Barry, but he is quite the handful! Before the night is...
When Jack and Annie got back from their adventure in Magic Tree House #5: Afternoon on the Amazon, they had lots of questions. How much rain falls in a rain forest? What is the world's heaviest...
10) Sabertooths and the Ice Age: A Nonfiction Companion to Magic Tree House #7: Sunset of the Sabertooth
When Jack and Annie got back from their adventure in Magic Tree House #7: Sunset of the Sabertooth, they had lots of questions. What was it like to live in the Ice Age? How did early humans...
The #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 got back from their adventure in Magic Tree House #28: High Tide in Hawaii, they had lots of questions. What causes tsunamis? Who studies earthquakes? How do volcanoes form? What should people do if an avalanche hits? Find out the answers to these questions and more as Jack and
Track the facts with Jack and Annie!
When Jack and Annie got back from their adventure in Magic Tree House Merlin Mission #15: Leprechaun in Late Winter, they had lots of questions. What are leprechauns? How do we know...
When Jack and Annie came back from their adventure in Magic Tree House #14: Day of the Dragon King, they had lots of questions. Who was the Dragon King? How did he build the Great Wall? What is Chinese...
When Jack and Annie got back from their adventure in Magic Tree House Merlin Mission #10: Monday with a Mad Genius, they had lots of questions. Why was Leonardo da Vinci interested in flight?...
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 magic tree house has taken Jack and Annie back in time to England in 1944. England is fighting for its life in World War II. Before long,...
When Jack and Annie came back from their adventure in Magic Tree House Merlin Mission #25: Shadow of the Shark, they had lots of questions. How many teeth do sharks have? What is their favorite food? What...
Join Jack and Annie as they travel to Antarctica in Magic Tree House® #40: Eve of the Emperor Penguin. Then uncover the facts behind the fiction in Magic Tree House® Fact Tracker: Penguins and Antarctica. It’s two favorite ebooks in one! Find out why Mary Pope Osborne’s #1 New York Times bestselling...
The wind started to blow. . . and a new magical journey unfolds when the tree house lands in Mongolia, Jack and Annie can hear the drum beat of horses hoofs. The little horses of Mongolia are returning from near extinction and the kids...