"All it takes is one hit on the football field, and suddenly Ash's life doesn't look quite the way he remembers it. Impossible though it seems, he's been hit into another dimension--and keeps on bouncing through worlds that are almost-but-not-really his own. The changes start small, but they quickly spiral out of control as Ash slides into universes where he has everything he's ever wanted, universes where society is stuck in the past...universes...

At fourteen, Nick Gautier thinks he knows everything about the world around him. Streetwise, tough and savvy, his quick sarcasm is the stuff of legends. Until the night when his best friends try to kill him. Saved by a mysterious warrior who has more fighting skills than Chuck Norris, Nick is sucked into the realm of the Dark-Hunters: immortal vampire slayers who risk everything to save humanity.
Nick quickly learns that the human world is only

...

The son of a millionaire is swept overboard and rescued by a small fishing boat where he must work to earn his keep and learns about a way of life where money cannot buy everything and a man's worth lies in who he is, not what he owns.

"In this novel for teens, Munro Maddux goes to Australia on a student exchange in order to try and deal with his younger sister's death."--

Just when he thought things couldn't get any worse... Nick Gautier's day just keeps getting better and better. Yeah, he survived the zombie attacks, only to wake up and find himself enslaved to a world of shapeshifters and demons out to claim his soul. His new principal thinks he's even more of a hoodlum than the last one, his coach is trying to recruit him to things he can't even mention and the girl he's not seeing, but is, has secrets that terrify...

Fifteen-year-old Ari Mendoza is an angry loner with a brother in prison, but when he meets Dante and they become friends, Ari starts to ask questions about himself, his parents, and his family that he has never asked before.