Disc One covers, the musical alphabet, half and whole steps, chromatic scales, sharps and flats, major scales, enharmonics, tetrachords, cycles of fourths and fifths, flat and sharp keys.
Disc Two Covers; Intervals, quantity and quality, seconds, thirds, fourths, fifths, sixths, sevenths, unison and octaves, perfect, major, minor, augmented, diminished intervals, enharmonic intervals, major minor, augmented and diminished triads.