Pete invites his friends over, but when he finds that his tree house is not big enough for everyone, they work together to build a fun place that can house everyone.

Jack and Annie experience a series of time-travel adventures.

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.

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.

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

A cumulative tale about Jack, a boy who builds a treehouse as a group of birds and animals makes their own home in the same tree.

Jack and Annie go on a series of missions in order to help the wizard Merlin, traveling to such places as Japan, Antarctica, New Orleans, and Ireland.

A child explores the magical world of Treehouse Town--from Sap Street to Willow Way--where all children and animal inhabitants work together and have fun.

When his dad builds him a tree fort, Russell thinks it is perfect--right up until he notices another tree fort going up three houses over.--from Publishers description.

Carnival at candlelight: While on a mission to prove to Merlin that they can use magic wisely, Jack and Annie travel to seventeenth-century Venice, Italy. Season of the sandstorms: Jack and Annie travel back in time to the Middle East and learn how the Bedouin tribe live. Night of the new magicians: Merlin sends Jack and Annie to Paris on a mission to find four magicians.