INFANCY

EARLY CHILDHOOD

MIDDLE CHILDHOOD

ADOLESCENCE

3 - 5 DAYS

15 MONTHS

6 YEARS

12 YEARS

2 WEEKS

18 MONTHS

7 YEARS

13 YEARS

2 MONTHS

2 YEARS

8 YEARS

14 YEARS

4 MONTHS

2-1/2 YEARS

9 YEARS

15 YEARS

6 MONTHS

3 YEARS

10 YEARS

16 YEARS

9 MONTHS

4 YEARS

11 YEARS

17 YEARS

12 MONTHS

5 YEARS

18 YEARS