How about:

Sittin in my boat Warmin in the countin alot of fishes havin' lots of fun
How many fishes swimming under me? Pair them up by 2's and count them with me.

2,4,6,8,10,12,14,16,18
20 That's the end of my set!
X2
Theres alot of songs go to
Skipcountinsongs.com and you will see songs for your toddler or infant.