Music theory can be confusing, but you can learn music theory fast here! If you're brand new to music theory, start with Chapter 1: Music Theory Fundamentals. You might also enjoy our free music theory book.

This site has many free music theory lessons, covering theory topics like note reading and clefs, duration and rhythm, time signatures, scales, key signatures, triads, seventh chords, lead sheet symbols, and many more. We also have lessons on advanced music theory topics like mode mixture, secondary dominants, neapolitan chords, augmented sixth chords, the ALT chord in jazz, set theory, and even twelve-tone serialism.

To get started, choose a music theory chapter below. If you like this site, please tell your friends and students. You can also like us on Facebook below to get updates when we post major upgrades to the music theory lessons. Thanks for visiting!