Dental surgery, sometimes referred to as oral surgery, involves several areas of specialization, generally referring to aspects of the face, such as the mouth, teeth, and jaws. Educational preparation for this type of work often begins with a basis in science and work in a laboratory.

Spanning many countries and island territories, South America is home to many Spanish-speaking countries. Here, students can literally walk through history on their way to class and soak up the culture of ancient societies.

Master-level studies involve specialized study in a field of research or an area of professional practice. Earning a master’s degree demonstrates a higher mastery of the subject. Earning a master’s degree can take anywhere from a year to three or four years. Before you can graduate, you usually must write and defend a thesis, a long paper that is the culmination of your specialized research.