Magic tree house. Merlin missions

On Christmas Eve, Jack and Annie's tree house transports them to King Arthur's castle at Camelot, where they undertake a quest to the castle of the Otherworld.

In a land lost in mist, in a time before time, there is powerful Sword of Light. Now Merlin the magician needs that sword for the good of all Camelot. He turns again to Jack and Annie for help. With only a rhyme to lead them, Jack and Annie set out on a journey filled with fabulous creatures. But can they solve the ancient riddle before night falls?

While on a mission to prove to Merlin that they can use magic wisely, Jack and Annie travel to seventeenth-century Venice, Italy, to save the city from disaster.

Jack and Annie visit the Paris World's Fair of 1889 in an effort to protect four scientific pioneers from an evil sorcerer.

Merlin the Magician will not eat or sleep or speak to anyone in Camelot. So the enchantress Morgan ask Jack and Annie to help. They must travel in the magic tree house to the majestic world of ancient Japan to find one of the secrets of happiness. They have a research book to guide them and a magic wand with three special rules. Will that be enough to help Jack and Annie complete their mission?

In order to save Merlin, Jack and Annie continue their quest for the secrets of happiness. But when the magic tree house leads them to a deserted island, they're not sure who needs help more--Merlin or them! a shipful of explorers and scientists saves them, but the rescuers aren't looking for the secrets of happiness. They're looking for ... a sea monster! Will Jack and Annie wind up in the monster's clutches?

Jack and Annie travel to Vienna, Austria, in 1762 where they meet the young Wolfgang Amadeus Mozart and his sister and help save the budding genius' life.

Jack and Annie travel back to nineteenth-century Ireland to inspire a young Augusta Gregory to share her love of Irish legends and folktales with the world.

The magic tree house whisks Jack and Annie to India during the Mogul Empire in the 1600s to search for an emerald needed to break a magic spell.

The magic tree house whisks Jack and Annie to Washington D.C. in the 1860s where they meet Abraham Lincoln and collect a feather that will help break a magic spell.

"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 black stallion, magic from Merlin, and a lot of bravery to succeed. Are Jack and Annie clever and bold enough to complete their missions?"--Back cover

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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...

As a thank-you from Merlin and Morgan, Jack and Annie are sent on what should be a vacation at a luxurious resort in Cozumel, Mexico, but is, by mistake, an adventure with ancient Mayans, instead.

"When a mysterious note invites them to Camelot, Jack and Annie travel in the magic tree house to the magical kingdom where they must find a lost dragon"--