This video educates children in grades 1 and 2 on what tooth decay is and how they can prevent it.
For more information about the National Institute of Dental and Craniofacial Research, visit [ Ссылка ]
![](https://s2.save4k.ru/pic/CqD4wU1qYeQ/mqdefault.jpg)
This video educates children in grades 1 and 2 on what tooth decay is and how they can prevent it.
For more information about the National Institute of Dental and Craniofacial Research, visit [ Ссылка ]