Woollahra Dental would like to share some interesting information from the 'Stanford Children's Health Organisation' for parents wanting to know more about when their child's teeth will come in. While every child is different, the primary teeth begin to come in between the ages of six and 12 months. Most of the primary teeth (baby teeth) will have erupted by 33 months. Girls tend to have their teeth come in before boys. The following are general guidelines for the eruption of the baby teeth: Below, we have provided average ages of eruption and shedding. The first tooth to erupt is usually a middle, front tooth on the lower jaw, known as the central incisor. This is followed by the second central incisor on the lower jaw. Next, the four upper incisors usually come in. The above is followed by the first four molars, and the remaining bottom two lateral incisors. Lateral incisors are beside (lateral to) the central incisors. Next, the four first molars come in. Then the c...