To help Jack and Annie find four secrets of greatness, the magic trree house whisks them back in time to meet Alecander the Great. He should kno all about greatness, right? BUt young Alexander is bossy, vain, and not great at all! It's going to take a wild black stallion, magic from Merlin, and a lot of bravery for Jack and Annie to succeed
Merlin the magician sends Jack and Annie back in time to the Coney Island boardwalk in New York. They must search for Harry Houdini, the greatest magician who ever lived! But can they find the master escape and learn a special secret from him? Jack and Annie will have to work some magic of their own to complete this adventure!
MErlin the magician is sending Jack and Annie on an important mission to find a world-famous nurse, Florence Nightingale. BUt when the magic tree house whisks them off to Egypt, they meet florence, who isn't nurse at all! Have they found the right person? Or did Merlin make a mistake? An easy mission turns dangerous when Jack and Annie try to solve the mystery!
Merlin the magician sends Jack and Annie to New Orleans, Louisiana, in 1915 to inspire young Louis Armtrong to bring jazz to the world. But Louis can't play music...he is too busy working. Soon Jack and Annie make the frieghtning discovery that New Orleans is haunted! It will take a host a of ghosts and a daring plan to make this mission succes.
Jack and Annie are whisked back to long-ago Ireland to inspire a girl named Augusta to share her creativity with the world. But Augusta is the least imaginative person they've ever met! Then Jack and Annie use a special whistle to show her a magical world. When their plan backfires, they must rescue their new friend! Or will Augusta be lost forever?
The magic tree house whisks Jack and Annie to victorian London, where they must help Charles Dickens. But the famous author has everything he could possibly want. Then Mr Dickens rescues them, and they discover the sad memories that haunt him. Can Jack, Annie and three friendly ghosts save him from his past?
Jack and Annie must find four things to save Merlin's penguin, Penny, from a spel! The first is a rare emarld. To find it, they travel back in time to India over four hundred years ago and discover an amazing world filled with danger. Will Jack and Annie get the emerald, escape the king cobras, and make it back to the magic tree house in one piece?
Jack and Annie travel back in time to the icy Swiss alps tio find a rare floer. When they stumble upon a mobastery that is home to both monks and Saint Bernards, Annie offers to train a troublesome dog named Barry. Then Barry runs away! Will he lead them to the mysterious flower> Or into an avalanche of trouble?
Merlin the magician has a new mission for Jack and Annie. Save the Grand Lady of the Lagoon from a terrible disaster! To find her, they must travel back in time to Venice, Italy, on the night Carnival. But before long, they find themselves thrown into a rat-infested dungeon! How will Jack and Annie save themselves and the Grand Lady, too?
The magic tree house whisks Jack and Annie back to ancient Japan, where they meet real ninjas! In the ninja master's cave, they have the chance to learn the secrets of the ninja, But will evil samurai warriors track them down?