A student who wishes to treat diseases of the mouth may wish to study dentistry. Dentistry studies how to keep the teeth, gums, and other parts of the mouth healthy and how these parts interact with the body.

Blended learning combines digital and online media with traditional face-to-face learning. It allows teachers to use a variety of teaching methods and technology to customize learning for each student. Blended learning can be used in various forms, from completely online courses to hybrid courses where students learn both in the physical classroom as well as online.