About Us The Delta Dental Institute and Arizona PBS have come together to build this resource site for educators, parents and engaged kids! Here you can find videos, resources, and classroom curriculum all about having a healthy smile. Read More LEARNING TOPICS ABOUT HEALTHY SMILE LEARNING Animal Teeth Bacteria, Germs & Your Smile Brushing & Flossing Going to the Dentist Mouth Safety Nutrition & Your Smile Oral Health Careers Resources for Teachers Your Mouth, Teeth, & Body