What happens at your child's first dentist appointment? The first visit Depending on your child's age, the visit may include a full exam of the teeth, jaws, bite, gums, and oral tissues to check growth and development. If needed, your child may also have a gentle cleaning. This includes polishing teeth and removing any plaque, tartar, and stains. What do dentists do for kids? What Does the Dentist Do? The dentist is a doctor who is specially trained to care for teeth. When you visit for a checkup, your dentist will look at your teeth and gums to check for any problems. The dentist also wants to make sure your teeth are developing properly as you grow.