Preadolescence is a stage that, depending on each individual's developmental level, typically extends from 10 to 13 years of age. Therefore, at age 12, they are immersed in a period of change, especially on a psychological and sexual level. While we cannot yet consider young people of this age to be adolescents, we can still refer to them as such. older children That wouldn't be the most appropriate term because, as Núria Casanovas, a child and adolescent psychologist and vice president of the Social Intervention Psychology Section of the Official College of Psychologists of Catalonia, explains, they no longer have a child's brain: "they are in the midst of a transition."