Book excerpt: Meet Josh Lewis, a sixth grader at the elite Huckley School. When his best friend Aaron announces that he can time travel with his computer, Josh isn't fazed. But when Aaron actually microprocesses himself into cyberspace, the duo must deal with unexpected visitors from the past -- and find out more about Huckley's history than they ever wanted to know!"Amiable characters, fleet pacing, and witty,in-the-know narration will keep even the non-bookish interested."-- Publishers Weekly