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.

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.

The magic tree house takes Jack and Annie to Antarctica to search for the fourth secret of happiness for Merlin.

The magic tree house takes Jack and Annie to Africa where they meet up with wonderful wild animals, a very hungry warrior, and where they even solve a riddle.

Their magic tree house takes Jack and Annie back to the Wild West, where they experience excitement and danger and try to solve a riddle.

Eight-year-old Jack and his younger sister Annie use the magic treehouse to travel back to the Middle Ages, where they explore a castle and are helped by a mysterious knight.

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.

In their magic treehouse, Jack and Annie are again transported to King Arthur's realm, where invisible beings, giant ravens, and mistaken magic spells have a duke's castle in an uproar on Halloween night.

A collection of thirteen short stories from the world of the New York Times bestselling Treehouse chapter book series. A lot of stuff happens in our ever-expanding treehouse. Not everything gets into the books. These are some other things that happened to us . . . International author-illustrator superstar duo Andy Griffiths and Terry Denton are back, and this time they've cooked up a hilarious book of thirteen standalone stories to complement their...

Publisher Annotation: New York Times-bestselling team Andy Griffiths and Terry Denton invite readers to come hang out with them in their 143-Story Treehouse-the eleventh book in the illustrated chapter book series filled with Andy and Terry's signature slapstick humor!