Absolutely. Both my boys did it in two. Not one single accident, no nighttime pullups, nothing. I just waited until they were both mentally and physically ready, it was a piece of cake.
My daughter loves to help me cook. I got her an apron, her very own wooden spoons and utensils, and even a little recipe book (blank) that she can keep her favorite recipies in. When she sees me getting out the mixer, she races for her...