Kids typically start losing their baby teeth from around 6 years of age. From 6-12 years, youngsters have a mix of adult as well as primary teeth. By around 12 years, most children have all their grown-up teeth with the exception of the third molars ( knowledge teeth). There are 32 adult teeth. If your kid's baby teeth came late, the grown-up teeth will possibly be late as well. If you're concerned regarding kids dentist as well as your kid's teeth development, see your dental professional.