Ardley, Neil.A Young Person's Guide to Music. DK Publishing, 1995. Comes with a CD that introduces the sections of an orchestra; for readers in grades 4 to 9.
Ardley, Neil.Music. DK Publishing, 2000. A picture introduction to instruments and sound; for readers in grades 4 to 7.
Marsalis, Wynton.Marsalis on Music. Norton, 1995. The basic elements of music, across genres.
Pendle, Karin.Women and Music: A History. 2nd ed. Indiana University Press, 2001. A thorough history of women and music that extends beyond western culture.
Reck, David.Music of the Whole Earth. Da Capo, 1977, 1997. Covers instruments, rhythms, melodies, forms, and uses of music throughout the world.
Taylor, Timothy D.Strange Sounds: Music, Technology and Culture. Taylor & Francis, 2001. An insightful account of the technological revolution and its role in shaping the music we listen to today.