DuPrau, Jeanne

War looms on the horizon as eleven-year-old Nickie and her aunt travel to the small town of Yonwood, North Carolina. There, one of the town's respected citizens has had a terrible vision of fire and destruction. As the people of Yonwood scramble to make sense of the woman's mysterious utterances, Nickie explores the oddities she finds around town, while keeping an eye out for way to help the world. Is this vision her chance? Or is it already too late to avoid a devastating war?.

When a roamer trades them an ancient book with only a few pages remaining, Lina and Doon return to Ember to seek the machine the book seems to describe in hopes that it will get their new community, Sparks, through the winter.

"The Alpha and Omega teams are in a race for the six essential elements that can fuse into a new source of clean energy, but the elements are scattered throughout the galaxy, and the teams are running out of time"--Provided by publisher.

In the year 241, twelve-year-old Lina trades jobs on Assignment Day to be a Messenger to run to new places in her decaying but beloved city, perhaps even to glimpse Unknown Regions.

Carrying a solid gold statue they have discovered, a group of American archaeologists flee Kalim when hostile rebel forces overthrow the government.

When a roamer trades them an ancient book with only a few pages remaining, Lina and Doon return to Ember to seek the machine the book seems to describe in hopes that it will get their new community, Sparks, through the winter.

While visiting the small town of Yonwood, North Carolina, eleven year old Nickie makes some decisions about how to identify both good and evil when she witnesses the townspeople's reactions to the apocalyptic visions of one of their neighbors.