When infants are born, they already have most of their teeth under their periodontals. The initial tooth normally starts to emerge by the age of six months, although the specific age can differ from one infant to one more. The first two teeth ahead in are typically in the bottom center, complied with by the 4 in the upper center. Most kids have a total set of 20 primary teeth by the time they turn pediatric dentist. Some kids do not obtain their teeth at the same time as their peers. This can be caused by several variables. If a kid does not have any teeth by the age of 18 months, he or she ought to be taken to a pediatric dental professional for an assessment.