Adolescence - Learning and development
Adolescence is considered as a normal part of the human life span, connecting middle childhood and young adulthood, this period consists of three separate phases: early, middle, and late adolescence.
The adolescent years extend roughly from age 10 to age 22. It is common to mark the beginning of the teenage years as the entrance to adolescence; most people consider that the onset of puberty, or the beginning of sexual maturity, as a sign of an individual's passage from middle childhood to adolescence.
…
