1. Lesson 1 Welcome: how Byzantine music is written Neumes show steps, not fixed pitches.
  2. Lesson 2 The seven notes Ni Pa Vou Ga Di Ke Zo, the intervals between them, and a listening ladder.
  3. Lesson 3 Going up, going down, staying Ison, Oligon and Apostrophos: same note, one step up, one step down.
  4. Lesson 4 The eight modes (Echoi) The names, character and usual final of each mode, and the ison.
  5. Lesson 5 Using this site The player, speed, ison, practice, hide and the Greeklish toggle.