scout
... Although Scout, being a child at the beginning of the novel, is immature and unaware of the society in which he lives, he matures mentally to the point where he sees the evil in society and gains a knowledge of death. Like most children, at the beginning of To Kill A Mockingbird Jem and Scout are both young, play together, and have childhood monsters or fears like other children. Primarily, in To Kill A Mockingbird, Scout is young. Scout states their age when it supposedly all starts: "When I was almost six and she was almost ten.