Music Theory
25 topics, ordered from foundational to advanced.
How Chords Are BuiltThe Major Scale FormulaThe Circle of Fifths, ExplainedChord Inversions ExplainedHow Chord Progressions WorkModes Explained: Beyond Major and MinorIntervals ExplainedRhythm & Strumming PatternsKey Signatures ExplainedChord Extensions: 9ths, 11ths, and 13thsHow to Read a Chord DiagramThe Nashville Number SystemDiatonic Chords: The 7 Chords in Every KeySecondary Dominants ExplainedChord Substitution: Tritone Subs and Relative ChordsGuitar Tuning ExplainedPiano Fingering Basics for ChordsUkulele Reentrant Tuning ExplainedHow to Transpose MusicBarre Chords ExplainedOpen vs. Closed Chord VoicingsSuspended Chords ExplainedAdd Chords vs. Extended ChordsPower Chords ExplainedChord Function: Tonic, Subdominant, Dominant