Articles
Diminished Chord
Master the diminished chord - the mysterious harmony built from stacked minor thirds that creates tension and drama while providing sophisticated voice leading in classical, jazz, and popular music.
Read more
Major Second Interval
Learn about the major second interval - a fundamental building block of music consisting of two semitones, essential for understanding scales, melodies, and harmonic motion.
Read more
Major Third Interval
Explore the major third interval - the bright, consonant interval of four semitones that defines major chords and creates the happy, uplifting sound in major tonality.
Read more
Perfect Octave Interval
Discover the perfect octave - the most fundamental interval in music that creates pitch equivalence across registers with its perfect 2:1 frequency ratio and 12-semitone span.
Read more
Minor Seventh Chord
The minor seventh chord is a versatile four-note harmony with a minor triad plus minor seventh, creating smooth, contemplative sounds essential in jazz and contemporary music.
Read more
ii-V-I Progression
Master the ii-V-I progression - the cornerstone of jazz harmony that creates compelling tension and resolution through its perfect voice leading and harmonic function.
Read more
Perfect Fourth
The perfect fourth is a stable consonant interval of five semitones, fundamental to harmony from medieval music to modern rock, creating openness and strength.
Read more
12-Bar Blues
The 12-bar blues is a fundamental chord progression using I-IV-V chords over twelve measures, forming the backbone of blues music and influencing countless genres.
Read more
Dominant Seventh Chord
Explore the dominant seventh chord - the tension-filled four-note chord built on the fifth scale degree that drives harmonic motion and creates powerful resolutions in music.
Read more
Major Seventh Chord
The major seventh chord is a sophisticated four-note harmony with a major triad plus major seventh, creating dreamy, floating qualities essential in jazz and contemporary music.
Read more
Power Chord
Master the power chord - the simple yet powerful two-note chord consisting of root and fifth that became the foundation of rock music's aggressive, driving sound.
Read more
Major Third
The major third is a bright, consonant interval of four semitones that forms the foundation of major chords and creates joyful, stable harmonic progressions.
Read more