The magic tree house transports Jack and Annie to the deck of the Titanic to find a mysterious gift that will free a small dog from a magic spell.

"The ultimate cure that could heal any disease? Crazy.That's exactly what research scientist Marian Creighton has always believed about her father's quest, even if it does stem from a desire to save her sister Ellen from the genetic disease that stole their mother from them. But when her father falls into a coma after drinking a vial of holy water believed to contain traces of residue from the Tree of Life, Marian must question all of her assumptions....

Sixty-year-old Olivia's first marriage was long and unhappy, but now she is a newlywed, thrilled to finally be starting her life with the man she's always truly loved--even if they are getting a late start. Kathy is in her forties and married to a handsome, successful businessman. Theirs would be a fairy-tale romance if it weren't for one problem: He's passionately in love with someone else! Twenty-something Elise is also in a troubled marriage, stuck...

When Merlin is weighed down by sorrows, Jack and Annie travel back to feudal Japan to learn one of the four secrets of happiness.

"Cole Randolph is just trying to have a fun time with his friends on Halloween. But their trip to a neighborhood haunted house turns out to be the start of a wild adventure when Cole watches his friends being whisked away through a mysterious passage. Cole dives in after them, only to emerge somewhere that's very clearly no longer Mesa, Arizona. He soon learns he's come to a place called the Outskirts. Made up of five kingdoms, the Outskirts lies...

"The magic tree house has returned and it's taking Jack and Annie back in time to Alaska, 1925. There they meet Balto, a jet-black Siberian husky destined to save victims of the diphtheria epidemic. But the trail isn't t easy, and Balto is going to need Jack and Annie s help!"--

The magic tree house takes Jack and his sister Annie to the Great Plains where they learn about the life of the Lakota Indians.

Jack and Annie travel in their magic treehouse to the year 1621, where they celebrate the first Thanksgiving with the Pilgrims and Wampanoag Indians in the New Plymouth Colony.

Trapped in a world where magic is powerful and dreams are real, Cole Randolph can barely remember what life was like back in Arizona. Now he and his friends are pushed to the limit as they make one final attempt to restore magic to the Outskirts. They must travel to the kingdom of Creon, where time itself can be manipulated and reality can bend and change. It's the last mission--and the past, present and future are all at stake.

The magic tree house takes Jack and Annie to San Francisco in 1906, in time for them to experience one of the biggest earthquakes the United States had ever known.