Baby (primary) teeth are a child’s first set of teeth. A baby’s teeth start to come in at 6 to 10 months, and by the time a child is 2½ to 3 years old, all 20 baby teeth will have come into the mouth. Taking care of a child’s baby teeth is important for the child’s overall health and development.
Resource Type: Publication
National Centers: Early Childhood Health and Wellness
Last Updated: June 11, 2018