When children are born, they currently have the majority of their teeth under their gums. The initial tooth usually starts to erupt by the age of 6 months, although the precise age can vary from one baby to another. The initial two teeth ahead in are normally in the bottom middle, complied with by the 4 in the top center. Most kids have a complete collection of 20 primary teeth by the time they turn pediatric dentist. Some children do not get their teeth at the same time as their peers. This can be caused by a number of elements. If a child does not have any kind of teeth by the age of 18 months, he or she need to be taken to a pediatric dental practitioner for an assessment.