The craft of a memorable melody
Launch library · evergreen read

Memorable melodies tend to move in small, comfortably singable steps rather than wide, genuinely difficult leaps that would strain an untrained voice, and that basic accessibility means far more people can hum the tune back after only a couple of listens, which is often the truest, most reliable test of a melody's real success.
Repetition with slight variation is a common and reliable technique among skilled melody writers, and a melodic phrase might return twice in a broadly similar shape before shifting gently on the third pass, giving the ear both a comfortable sense of familiarity and a small, genuinely rewarding surprise right when it is least expected.
Contour also plays a quiet but important role in how memorable a melody ultimately feels, since a line that rises steadily toward a peak and then settles back down gives a natural, satisfying sense of shape, mirroring the way ordinary spoken language itself tends to rise and fall when someone is simply telling a story aloud.