The following sites are commercial. Dr. Ruff does not endorse these products specifically, but they do provide good consumer information.
Procter & Gamble - Click on "Patient Education" to access information.
Click the following tabs for more information…
Children's Dentist Directory
A great site with info on dental hygiene for the entire family
American Dental Association-Consumer Information
Another great site for answers to your dental questions
Teethweb.net - Dentist Directory & Web Pages
American Association of Periodontology
Perio News from the American Academy of Periodontology on Facebook