In the distant future, when cities move about and consume smaller towns, a fifteen-year-old apprentice is pushed out of London by the man he most admires and must seek answers in the perilous Out-Country, aided by one girl and the memory of another.

Fifteen-year-old Aya Fuse, an Extra, just wants to lay low, so when she discovers the secret lives of the Sly Girls, she wants to report their story, but she knows that would propel her into a celebrity status she's not prepared for.

The time has come for Max, Fang, Iggy, Nudge, Gasman, and Angel to face their ultimate enemy and, despite many obstacles, try to save the world from a sinister plan to re-engineer a select population into a scientifically superior master race.

Lame and suddenly orphaned, Kira is mysteriously removed from her squalid village to live in the palatial Council Edifice, where she is expected to use her gifts as a weaver to do the bidding of the all-powerful Guardians.

Through the discovery of a journal, retells the adventures of a Nain explorer named Ven Polypheme who traveled throughout the world during the Second Age of history and experienced pirate attacks, prison, treasure, and magic.

Twenty years after the start of the war that caused the Collapse, fifteen-year-old Stephen, his father, and grandfather travel post-Collapse America scavenging, but when his grandfather dies and his father decides to risk everything to save the lives of two strangers, Stephen's life is turned upside down.

Upon Tally's sixteenth birthday she undergoes an operation to turn from an ugly duckling into a stunning girl, but she makes a promise just before the surgery to be the guinea pig for a future experiment.

Just before their sixteenth birthdays, when they will will be transformed into beauties whose only job is to have a great time, Tally's best friend runs away and Tally must find her and turn her in, or never become pretty at all.

In the distant future, when fifteen-year-old Wren Natsworthy, bored with life in Anchorage, steals an Old-Tech book for a Lost Boy, she sets off a sequence of events that leads her parents, Tom and Hester, back into battle with old enemies and new.

After a deadly Fly Flu spreads throughout the world, survivors Nico, her dog, young artist Kit, and the mysterious Deliverer roam the earth, seeking to evade the Flies and find a place where life and love can thrive again.