The document provides an overview and rationale for Alberta's General Music 10-20-30 program for senior high school students. The program offers a broad range of musical experiences within a non-performance environment. It includes both required and elective components across three levels (10, 20, 30). The required components are Theory: Elements and Structures and Music Making. Elective components include Composition, History of Western Music, Music and Technology, World Music, and others. Modules can be completed in various sequences based on student and teacher preferences. The program aims to develop musical skills and understanding while fostering positive attitudes towards music.