they talk about teachers past and teachers future , passing on the anecdotes that form an important part of their preadolescent mythology : the teacher who blew her cool during the last month of the school year because her oldest son was in a car accident ; the crazy grammar-school coach ( they make him sound like a lethal combination of jason , freddy , and leatherface ) ; the science teacher who supposedly once threw a kid against his locker so hard the kid was knocked out ; the home-room teacher who will give you lunch money if you forget , or if you just say you forgot .