John Kloepfer

"You'd think saving the universe not once but twice would buy you a little time off. Not so for Kevin Brewer and his science-camp buddies. They've just got word that their favorite comic book author, Max Grayson, is in terrible danger--and so is the universe! The kids have no choice but to head to outer space to save their hero and prevent a diabolic breed of aliens from annihilating their home galaxy."--

When zombies take over Phoenix, Arizona, Zack Clarke, his best friend Rice, and his older sister's mean friend Madison Miller team up to try to defeat the undead, or at least survive one another.

"The zombie chasers head to the high seas in search of a cure for the rezombified nation"--Provided by publisher.

"When thirteen-year-old Kevin Brewer and his camp buddies summon an alien to earth, they know they'll win a blue ribbon in the science competition--but they don't expect to find themselves in the middle of an interstellar war"--

Traveling across the world, Zack Clarke and his zombie-fighting team search for an antidote that will stop the brain-eating zombies forever.