Applicants for the Bachelor of Music in music theory usually have preparatory training in music theory and performance. The BMus degree requires 137.5 credits, which can be completed in eight full-time semesters. The core music theory and ear training curriculum for undergraduates is two to five semesters of music theory with two to six semesters of ear training. Kodaly instruction is used for all levels of ear training at The Hartt School. Music theory majors follow a carefully planned curriculum under the supervision of a faculty member of the music theory department. The undergraduate music theory program includes tonal harmony, tonal analysis, modern techniques, tonal counterpoint, modal counterpoint, keyboard harmony, score reading, orchestration, and music theory pedagogy. An essay is completed during the senior year. The essay topic is selected by the student and is supervised by a faculty member of the music theory department. Music theory is available as a single major or can be pursued as a minor while in pursuit of another major. Undergraduate music theory majors are required to maintain an overall grade point average of B- throughout their degree program.