The MTLE Instrumental Classroom Music Exam is a crucial step in the process of becoming a musical instrument teacher in the public school system of Minnesota. This examination provides certification to teach music in public schools for aspiring educators. On the exam, there are two sub-tests, each containing about 50 questions, and lasting an hour, and an hour and 15 minutes. Topics covered on the test are Aural Analysis, Music Methodology and Reading, Music Theory and Composition, Music History and Culture, and Music Performance