Books with author Sleator William

Eighteen-year-old Sam falls in with his mother's bizarre scheme to revitalize his younger brother's flagging career as a piano prodigy, and agrees to compose "new works" by a long dead composer and present them to his brother as the dictations of a ghost.Sam's mother asks him to compose music in the style of a dead composer, Laszlo Magyar, but when they attempt to pass off the work as authentic, Sam thinks he sees the composer's ghost

Paul has a recurring nightmare, about a small boy in awful danger. When he learns that his classmate Francine has it, too, the two of them join forces to solve the mystery and save the boy--before their bad dream becomes a terrifying reality. "Tightly woven suspense and an ingenious, totally involving plotline make this a thriller of top-notch quality." --Booklist

When Laura finds her homework in her locker with its writing reversed, she?s baffled, until she learns an unbelievable secret: her weird neighbor, Omar, has the ability to travel to the fourth dimension. Laura forces him to take her there?and then, a novice in ?four-space,? she goes there on her own. There?s only one problem?she doesn?t know how to get back. ?A cerebral science-fiction thriller, cunningly constructed to keep the reader involved until the last pages.? ?The Horn Book