After an extraordinarily bad day during which Cassandra Dankworth's boyfriend breaks up with her and she is fired from her job, she wakes up the next day and has the chance to do it all again, differently.

When Jack and Annie travel back to the Kansas prairie in search of "something to learn," they gain an understanding of how hard life was for pioneers and they experience the terror of a tornado.

Their magic tree house takes Jack and Annie to the Arctic, where a polar bear leads them onto very thin ice.

Jack and his younger sister take a trip in their tree house back to ancient Egypt, where they help a queen's mummy continue her voyage to the Next Life.

The magic treehouse takes Jack and Annie back two thousand years to ancient China where they must find the original copy of an old legend before the Imperial Library is burned down by the evil Dragon King.

The magic tree house takes Jack and Annie to a moon base in the future where they continue to search for the fourth thing they need to free their friend Morgan from the magician's spell.

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. 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! Yet another...

"It is 1779 and Claire and Jamie are at last reunited with their daughter, Brianna, her husband, Roger, and their children on Fraser's Ridge. Having the family together is a dream the Frasers had thought impossible. Yet even in the North Carolina backcountry, the effects of war are being felt. Tensions in the Colonies are great and local feelings run hot enough to boil Hell's teakettle. Jamie knows loyalties among his tenants are split and it won't...

In 1772, on the eve of the American Revolution, Jamie Fraser is asked by the governor to help protect the colonies for King and Crown, but, thanks to his time-traveling twentieth-century wife, Claire, Jamie is aware of the ultimate result of the rebellion.

Their magic tree house takes Jack and Annie back to a monastery in medieval Ireland, where they try to retrieve a lost book while being menaced by Viking raiders.