Development of the Teeth Age 9 This series of pages show the annual development of teeth in the mouth and jaws from childhood to young adult. A beautiful 9 year-old smile
This is an example of what is developing inside the mouth of a typical 9 year-old child. The roots of all the erupted teeth are almost fully formed. The laterals are close to being fully erupted. The unerupted permanent teeth are continuing to dissolve the roots of the primary teeth, which is natural. Next