Kate, Michael, and Emma have passed from one orphanage to another in the ten years since their parents disappeared to protect them, but now they learn that they have special powers, a prophesied quest to find a magical book, and a fearsome enemy.

"Despite all of the odds, Joan achieved the impossible. She reset the timeline, saved her family--and destroyed the hero, Nick. But her success has come at a terrible cost. She alone remembers what happened. Now, Aaron, her hard-won friend--and maybe more--is an enemy, trying to kill her. And Nick, the boy she loved, is a stranger who doesn't even know her name. Only Joan remembers that a greater and more dangerous enemy is still out there. When a...

Having used their magic tree house to travel to India, where they must get a gift to help free the dog Teddy from a spell, Jack and Annie have adventures involving a tiger and other endangered jungle animals.

"In two parallel universes, eighteen-year-old Chris navigates the summer before college--in one universe he is forced to spend three months with his emotionally distant father in California, and in the other he remains home and deals with a swiftly changing friendship"--

While trying to outwit the soldiers who are occupying their small town, fourteen-year-old Daniel, who cannot lie, and Emily, who discovers she has magical powers, are inexplicably drawn to a mysterious island in the heart of the forest where townsfolk have been warned never to go.

When Jonah and Katherine travel to early 1900s Switzerland and Serbia to return Albert Einstein's daughter, Lieserl, to history, her mother Mileva grasps entirely too much about time travel and has no intention of letting her daughter go.

"Young Wu and Gramadon are on a perilous journey, facing danger at every turn. When they suddenly find themselves trapped in an otherwordly alternate dimension, they must work together as warriors and brothers to defeat the all-consuming monster, the Chroma. Can the ninja stop this powerful beast, or will they be caught in its terrible clutches forever?"--