Singing, alone and with others, a varied repertoire of music. Performing on instruments, alone and with others, a varied repertoire of music. Improvising melodies variations, and accompaniments. Composing and arranging music within specified guidelines. Reading and notating music. Listening to, analyzing, and describing music. Evaluating music and music performances. Understanding relationship between music, the other arts, and disciplines outside the arts. Understanding music in relation to history and culture.