Science Trek

D4K: The Web Show: Teeth

Clip: Special | 7m 55s

In this D4K Web show, host Joan Cartan-Hansen and her guest scientists, Dr. Steven Bruce and Dr. Dusty Weitz, answer students’ questions about why we sometimes lose teeth, why permanent teeth don’t grow back and how often you should brush and floss.

Aired: 02/19/08

Rating: TV-G

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Laura Moore Cunningham Foundation