Tesla's Attic (The Accelerati Trilogy Series #1)

After their home burns down, fourteen-year-old Nick, his younger brother, and their father move into a ramshackle Victorian house they've inherited. When Nick opens the door to his attic room, he's hit in the head by a toaster. That's just the beginning of his weird experiences with the old junk stored up there. After getting rid of the odd antiques in a garage sale, Nick befriends some local kids—Mitch, Caitlin, and Vincent—and they discover that all of the objects have extraordinary properties…