there isn't one bowel pattern that is normal but generally babies and young toddlers will go anywhere from 3 times daily to 3 times weekly and the stool can be either formed to semi-formed. most toddlers will get constipated from time to time but if becomes a problem and his stools are hard to pass or it goes on for more than 2 weeks see your doctor. for more on constipation see this article.
how many times a day is normal for a toddler to have a bowel movement.