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?
Is this town haunted? Taht's what Jack and Annie wonder when the magic tree house whisks them to the Wild West. Soon they run into horse thieves, rattlessnakes, a cowboy named SLim.. and maybe even a ghost! can they solve the riddle that lets them get along home?
It's sink or swim for Jack and Annie when the magic tree house whsks them off to the middle of the ocean. Luckily, they find a mini-submarine on a coral reef. Unluckily, they are about to meet a giant octopus and one very hungry shark. Will the dolphins save the day? Or are Jack and Annie doomed to be dinner?
Merlin the magician sends Jack and Annie back 1,200 years, to a desert in the Golden Age of Baghdad. Their mission is a mystery until bandits attack a camel caravan and Jack and Annie are given a strange box to protect. What's in the box? And will it help the ruler of Baghdad spread wisdom throughout the world?
JAck and Annie must save four new magcians from an evil sorcerer who wants their secrets! Yhet travel back in to the 1889 World's Fair in Paris, France. But hte fair is crowded with people, exhibits, and amazing inventions from all over the world. How will they ever find the new magicians? And will their own magic be any match for the evil sorcer?
Merlin has another mission for Jack and Annie : to rescue a magical unicorn from New York City! They arrive during a dark period in the city's history-the great Depression. Plus, there's a terrible snowstrom building. Where are they ever goin to find a unicorn in the city? And who are the mysterious people following them
Jack and Annie blast off in the magic tree house for a mission on the moon-in the future! Maybe the msterious moon man can help. Will they complete their task before the air in their oxygen tanks runs out? And why is Peanut the mouse acting so strange?
MErlin has sent Jack and Annie on a mission to the period known as the Renaissance. They must find a secret to happiness, but it will take more than a research book and a magic wand to complete this task. Jack and Annie need help from one of the freatest minds of all time! What secrets will they learn from Leonardo da Vinci?