Explore Majors Find an Advisor » | Schedule Appointment » | Helpdesk Chat » Explore by Flight Path Flight paths are designed to help you explore majors and careers thematically. Explore by Major UO offers over 100 majors and minors. Check them out! New Exploring Students Are you a new student exploring majors? Prepare for your first advising meeting! Changing Majors Students should try to declare a major by the winter of their sophomore year. Find out how to declare or change your major. Declare or Change Major Quick Links DuckWeb Navigate Degree Guide GPA Calculator