When babies are born, they currently have most of their teeth under their gum tissues. The initial tooth generally starts to emerge by the age of 6 months, although the precise age can vary from one child to another. The first two teeth to come in are normally in the bottom middle, complied with by the four in the top center. Many children have a complete set of 20 primary teeth by the time they turn pediatric dentist. Some kids do not get their teeth at the same time as their peers. This can be triggered by a number of elements. If a kid does not have any type of teeth by the age of 18 months, he or she must be required to a pediatric dentist for an evaluation.