Kenneth Oppel

Other Worlds, the fourth volume in Jon Scieszka's Guys Read anthology series for tween boys, features ten thrilling new tales of science fiction and fantasy from some of the biggest names in children's literature.

Prepare yourself for ten trips into the unknown, as ten of your favorite writers—Rick Riordan, who has written an all-new and exclusive Percy Jackson tale, Tom Angleberger of Origami Yoda fame, Newbery medalist Rebecca Stead,