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.

From indigenous civilizations to modern day empires, North America has plenty of hands-on educational opportunities to offer scholars. Filled with a range of distinct cultures, students can educate themselves in well-rounded way.

A masters is earned after students complete an undergraduate degree program. To obtain a masters, you usually need to complete 12 to 18 college courses that often involve completing comprehensive tests and/or a thesis.