13 months

14 months

15 months

16 (mucky) months

17 months

18 months

19 months

20 months

21 months (just ordered a bigger car!)

22 months

23 months

2 years old

25 months

26 months

27 months

28 months

29 months

2 1/2 years

3 years

3 1/2 years

4 years

5 years

6 years

7 years