ing lessons, the students are told to stay on the ground while the teacher takes an injured boy to the hospital. A boy called Draco, a Slytherin bully, takes a toy from the boy being taken to the hospital and flies up to the top of a tree. Harry flies after him, and Draco throws the ball in the air. Harry makes a great catch, then lands with a crash. Instead of the professor being angry with him, she recommends he play Quidditch, a game like soccer but played on broomsticks, for his house.
Draco challenges Harry to a wizard's duel at midnight, but doesn't show up and Harry almost gets into trouble. He discovers a fierce, three-headed dog guarding a trapdoor in the forbidden third floor corridor. On Halloween a troll is found in the building, and the students are sent back to their dormitories. Harry and Ron sneak out to protect Hermio
...