"How to Get Your Kid to Brush Their Teeth - Brush your kid’s teeth early to create the routine of brushing. When they get old enough, refrain from doing the work and let the kid do it. -Allow your kid to choose their own toothbrush or toothpaste as it’ll encourage their independence. -Let your child mimic your brushing technique, or play a two minute song during the routine to make it fun for the child, or play a quick pretend game while brushing to keep the routine stress free.