Something weird is happening at school. The children are too well behaved - almost like robots. What strange power does the eerie headmaster hold over them, and can anyone resist? Or are Dinah, Lloyd, and Harvey doomed to become part of the Demon Headmaster's dark plan? "The Demon Headmaster has proven popular in the classroom for over three decades and provides a good starting point for discussing how a school or society would look without the liberty to be individuals."