Childhood is divided into four basic stages, starting from birth until a person reaches eighteen years of age, as follows:
- Infancy: This stage begins from birth until two years of age.
- Early Childhood: This stage begins from the beginning of the third year until the child reaches eight years of age.
- Late Childhood: This stage begins from the age of eight until the child reaches twelve years of age.
- Adolescence: This stage begins from the age of twelve until the child reaches eighteen years of age.
