Youngsters generally start shedding their baby teeth from around 6 years old. From 6-12 years, kids have a mix of adult as well as baby teeth. By around 12 years, a lot of children have all their grown-up teeth with the exception of the third molars (wisdom teeth). There are 32 adult teeth. If your child's primary teeth came late, the adult teeth will most likely be late also. If you're worried regarding kids dentist and also your kid's teeth growth, see your dental expert.