Learn all about teeth! What kinds we have, how they help us, and how human teeth are different from other animals! ---------- Like SciShow? Want to help supp...
View full lesson: http://ed.ted.com/lessons/what-causes-cavities-mel-rosenberg When a team of archeologists recently came across some 15,000-year-old human r...
Cause of tooth decay: Childsmile
Film about the causes of tooth decay. Features Scottish school children. Made for Childsmile programme in Scotland. Childsmile is reducing inequalities in or...