Book excerpt: Thirteen-year-old David Eliot was a disappointment to his parents. But to be sent to Groosham Grange? Hidden away on a lonely island, Groosham Grange is a school that is unknown to the outside world. Pupils forced to sign their names in blood. An English teacher held together entirely with bandages. A soccer ball made of . . . well, you?d rather not know. What is the chilling secret hidden behind the headmaster?s door? And why are students disappearing in the middle of the night? Suddenly, David has a lot more to worry about than pleasing his parents?like survival!