Youngsters normally begin shedding their baby teeth from around 6 years old. From 6-12 years, kids have a mixture of grown-up and primary teeth. By about 12 years, a lot of kids have all their grown-up teeth besides the third molars (wisdom teeth). There are 32 adult teeth. If your kid's primary teeth came late, the grown-up teeth will possibly be late as well. If you're worried concerning kids dentist and your kid's teeth advancement, see your dental professional.