Nick's new college roommate, Darryl, needs some help. At first glance, Nick thinks he's a real dork. And what's with the briefcase? But Darryl's problem is literally "out of this world." If his enemies catch up with him, his race is doomed! Written specifically for struggling readers to explore genres, like mysteries and science fiction, these fast-paced books hold student interest until the last page. Questions at the end of each title promote cognitive development by making students think about vocabulary, comprehension, character, and plot.