Anna and Kyle, two kids from Odyssey, find themselves transported to a strange new world. They are immediately caught up in a struggle between a power-mad king and his valiant young general.

Collects four episodes in which Jack and Annie get into adventures, lend assistance to figures such as Merlin the magician and Leonardo da Vinci, and travel to places such as Antarctica while trying to discover the four secrets of happiness.

The Greystone kids thought they knew. Chess has always been the protector over his younger siblings, Emma loves math, and Finn does what Finn does best--acting silly and being adored. They've been a happy family, just the three of them and their mom.But everything changes when reports of three kidnapped children reach the Greystone kids, and they're shocked by the startling similarities between themselves and these complete strangers. The other kids...

At the reading of their grandmother's will, Dan and Amy Cahill are given the choice of receiving a million dollars or uncovering the 39 clues hidden around the world that will lead to the source of the family's power, but by taking on the clues, they end up in a dangerous race against their own family members.

A clue takes Amy and Dan Cahill to Egypt, where they investigate the origins of the rivalry between the Tomas and Ekaterina branches of their family and try to figure out if they can trust a message from their dead grandmother Grace.

Amy and Dan Cahill travel to Australia to figure out what their own parents knew about the object of their quest, but their search brings back terrible memories for Amy and endangers a secret ally.

Henry's willing to try anything to be a paper boy, but nothing works.

The magic tree house carries Jack and Annie to New York City in 1938 on a mission to rescue the last unicorn.

In 1810, Lucy Bluecrowne, twelve, is bored living ashore with her stepmother and half brother until two nefarious strangers identify her little brother as the pyrotechnical prodigy they need for their evil plan.