Could your teacher be an alien? Bruce Coville's funny sci-fi favorite has sold more than a million copies, and has a new look for its twenty-fifth anniversary

Susan Simmons can tell that her new substitute teacher is really weird. But she doesn't know how weird until she catches him peeling off his face--and she realizes that "Mr. Smith" is really an alien

At first no one will believe her--except Peter Thompson, the class brain. When Peter and Susan discover Mr. Smith's horrible plans for their classmates, they know they have to act fast. Only they can get rid of their...

Peter's off on an outer space adventure in this sci-fi companion to Bruce Coville's bestselling My Teacher Is an Alien--now with a great new look

Peter Thompson has had some pretty weird teachers in his life. By the time he discovers that his newest teacher glows in the dark, he's flying away from Earth in a spaceship full of aliens, and there's no one he can call. How do you report an alien to the FBI anyway?

Before Peter can do anything, he's taken on the strangest field trip of his life His friends, his father, his school--all are suddenly a million miles away