When Aero Horizon 16 crashes in the Arctic, eight children emerge from the wreckage to find themselves alone and surrounded, not by ice, but by a mysterious and deadly jungle full of carnivorous plants and predatory birds--the other five hundred people from the plane are gone, not necessarily dead, but taken by something that lives in the jungle. Horizon is the debut middle grade novel for Scott Westerfeld.

In a world that is rapidly descending into chaos, Frey and Rafi are twin sisters, but few people know of Frey's existence, because she has been raised to be her sister's body double and lethal bodyguard, while Rafi has been raised to further the family's political power--but when their father sends Frey in her sister's place as collateral in a tricky deal, Col, the son of a rival leader, gets close enough to begin to suspect something, and Frey must...

Told from separate viewpoints, teens Scam, Crash, Flicker, Anonymous, Bellwether, and Kelsie, all born in the year 2000 and living in Cambria, California, have superhuman abilities that give them interesting but not heroic lives until they must work as a community to respond to a high stakes crisis.