While Hank Morgan, Twain's time-displaced Yankee traveller, keeps up a steady stream of flippancies, founding the first tabloid, the Camelot Weekly Hosannah and Literary Volcano, and organizing a game of baseball between armour-clad knights, he also keeps up a steady commentary on the social mores of King Arthur's court, criticizing the hereditary social classes and state church still strong in the Victorian England of Twain's own day, and championing...

Magically transported to southwest China to find the final object needed to break the spell on the wizard Merlin's beloved penguin, Jack and Annie take a side trip to the world's largest giant panda reserve.

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 takes Jack and Annie to Antarctica to search for the fourth secret of happiness for Merlin.

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

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 travel back to Victorian London when Merlin asks them to use their magic to inspire Charles Dickens to write "A Christmas Carol."

When a young queen falls mysteriously ill, her children, Megan and Owen, are sent deep into the forest in search of her only cure, the legendary unicorn. The great magician Merlin helps them on their quest. With riddles and the unicorn's song the children travel to the magical isle of Avalon where they must decide what will truly cure their mother, King Arthur's powerful sister Morgan-le-Fay, or the healing touch of the unicorn.