Essentials of Music Theory: Elementary is Carl E. Gardner’s introductory textbook on the fundamentals of music theory. Designed for beginners, it sets out the basic elements of the subject: notation, scales, intervals, key signatures, rhythm, and the rudiments of harmony.
Gardner presents the material in a clear, progressive order suited to self-study or classroom use, building a foundation for further work in theory and composition. The book aims to give students a firm grasp of the principles that underlie written music. As a straightforward primer in the basics of music theory, it remains a serviceable introduction for anyone beginning the study of how music is constructed.