Parallel 5ths & Octaves

Here's the set list: first you learn it — 3 quick hands-on cards. Then you prove it — 6 theory and 2 ear-training challenges. Every right answer adds a bar to tonight's song, Rule Breaker (E minor pentatonic, 🤘 Rock).

📝 Riff sheet

Classical rule: don't move two voices in parallel perfect 5ths or octaves — they blend into one sound. Rock does it on purpose: power chords are parallel 5ths.

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Covers: Why classical voice leading avoids parallel perfect intervals, and why rock embraces them. Turn your sound up.