Plan your course choices. Select courses that will satisfy the requirements, will be enjoyable, and be relevant to what you are doing - or to finding out what you want to do.
If you are unsure about your choice of major, a good way to explore what the University of Maryland at College Park has to offer is through the various CORE courses. Part of the intent of a general education program is to acquaint students with a broad base of knowledge, spanning many disciplines.
If you know your academic goals, CORE provides a mechanism to expand on those plans strengthen your major, and explore new fields of study, or familiar ones from a new perspective. You can use your CORE courses to explore areas that you have always thought interesting, or to find new interests.