"Ashley can't get comfortable in her family's new apartment.  Sometimes she hears a child crying, though no one is near, and everything she does--especially going into the garden or playing with a mysterious white cat--upsets the irritable landlady.  The discovery of an old doll buried in the forbidden garden starts Ashley on a quest to find out who it belonged to, and why it was buried.  The landlady claims the doll is hers.  But an eerie encounter...

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.

"Their magic tree house takes Jack and Annie back to retrieve a lost story in ancient Greece, where they witness the original Olympic games and are surprised to find what girls of the time were not allowed to do" --Title verso page.

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.

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...

"Their magic tree house takes Annie and Jack to Pompeii just as Vesuvius is about to erupt, and they must find a Roman scroll before everything is covered with burning ash" --Title verso page.

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.

"Deserted by his magic, Fionn Boyle, Storm Keeper of Arranmore, sees the island beginning to wither and illness sweeping the land and must find a way to summon Dagda's army of merrows"--Title verso page.

After accidentally traveling back in time and rewriting the future, twelve-year-old best friends Rahim and Kasia must work together to restore their timeline. "Seventh grader Rahim Reynolds loves testing out the gadgets invented by his brilliant friend Kasia Collins. First there were the X-ray glasses and all the trouble they caused. Now there's the new cell phone she built for his birthday, even though his parents won't let him have one. But Rahim...

George and Harold are forced to contemplate a world without Captain Underpants.