-
Period: 19 to
Neonatal Stage
Birth through two weeks after birth -
Period: to
Prenatal Stage
Baby is in womb developing. Lasts 9 months. -
Period: to
Infancy Stage
Two weeks to First B-day -
Period: to
Toddler Stage
12-36 months -
Period: to
Preschool Stage
3 years old to 6th birthday -
Period: to
School Age
6 years old to 12 years old