Mary Pope Osborne

Jack and Annie are taking the magic tree house to the 1970 World Cup in Mexico City! They are sure the famous soccer player Pelé will tell them a secret of greatness. The game is nonstop action, and the stands are packed. But how will they find Pelé in a crowd of 100,000 soccer fans? Will the answer come when they least expect it?

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!
The magic tree house has returned and it’s taking Jack and Annie back in time to Alaska, 1925. There they meet Balto, a jet-black Siberian husky destined to save victims of the diphtheria epidemic. But the trail isn’t easy, and Balto is going to need Jack and Annie’s help!
Formerly numbered as Magic...

"Jack and Annie are magically transported to mid-1800's Thebes where they are saved from a dangerous accident by Florence Nightingale!"--

Dogs in the Dead of Night
Jack and Annie must find a rare flower to save one of their best friends! So when the magic tree house whisks them back in time to the Swiss Alps, they're confused. How can they find a flower buried under ice and snow? When they find an ancient monastery where monks and St. Bernards live, Annie offers to train a young dog named Barry. Then Barry runs away from the monastery, and Jack and Annie have a new task—find...

Travel to Ancient Greece with Jack and Annie as they meet Alexander the Great and help tame his wild stallion.

Stage fright on a summer night: The show must go on! That's what Jack and Annie learn when the Magic Tree House whisks them back to Elizabethan England. There they meet William Shakespeare who's having a hard time with some of the actors in his latest show. Are Jack and Annie ready to make a big entrance? Or will it be curtains for Shakespeare? Good morning, gorillas: Gentle giants or giant monsters? That's the question Jack and Annie have about...

Tonight on the Titanic: The magic tree house transports Jack and Annie to the deck of the Titanic to find a mysterious gift that will free a small dog from a magic spell. Buffalo before breakfast: The magic tree house takes Jack and his sister Annie to the Great Plains where they learn about the life of the Lakota Indians. Tigers at twilight: Having used their magic tree house to travel to India, where they must get a gift to help free the dog Teddy...

Jack and Annie join Merlin on a magical mission to King Arthur's castle at Camelot, a haunted castle, fight a giant sea serpent, and travel to the land of snow.

Carnival at candlelight: Merlin has asked Jack and Annie to help on another Merlin Mission. This time they head back into history to Venice, Italy, in the 1700s. With the help of some new friends, a research book, and a mysterious rhyme from Merlin, the heroes will save the beautiful city from a flood! Season of the sandstorms: Armed only with a research book and a book of magic rhymes, Jack and Annie to back 1,200 years to the Golden Age of Baghdad....