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