On the first day after Dumbledore's death, the group of wizarding parents whose children went to school at Hogwarts were the first to feel the change after losing the headmaster. A small number of them hurried to Hogwarts early in the morning to pick up the children from the school, as if something terrible would happen later. Didn't their poor brains realize that there was only one Hogwarts School of Witchcraft and Wizardry in the whole of England?