From Zero to Mozart
Stage 4Scales & musicianshipLesson 58 of 70 · Left hand

How to practise a scale

Why bother

A scale is a map of a key laid out under your hand. Practise the G major scale properly and every piece in G major is half-learned — you've already found each note, heard how it pulls, and drilled the string crossings. Scales aren't a punishment tacked onto real music; they're vocabulary practice, and skipping them just means learning the same things the slow way, one tune at a time.

72 bpm
One octave of G major. Everything below is about how to practise these eight notes so they're worth something.

The routine — six steps

  1. Read it first. Name every note out loud, know the key signature, before the bow moves. (This is the sight-reading pre-read habit, started here.)
  2. Slow, separate bows. One note per bow, full sound. Listen for the ring on the resonant notes (B, D, top G).
  3. Slurred. Two notes per bow, then four, then the whole octave in one bow — and divide the bow evenly (four up, four down, for an eight-note slur).
  4. Rhythms. Play it dotted (long–short–long–short), then reverse-dotted (short–long). This exposes any hesitation and evens out the fingers against the bow.
  5. Metronome. For evenness, not speed — every note the same length and weight. Speed is the last thing to add.
  6. Up and down. The descent is where intonation quietly slips. Practise coming down as hard as going up.
72 bpm
Step 4 — G major in a dotted rhythm (long–short). Then do it reversed (short–long). The uneven rhythm forces each finger to arrive exactly on time.

The evenness goal

When it's really working: every note is the same length, the same amount of bow, the same weight into the string, and the bow changes are inaudible. That's the standard a scale is held to — not "fast," but even.

Try it

Try

Take five minutes with G major. One minute slow and separate (listen for the rings). One minute slurred, two per bow, dividing the bow in half exactly. One minute in a dotted rhythm. One minute with the metronome at a slow click, dead even. One minute coming down only, very slowly, checking each note. Then leave it — five focused minutes beats twenty distracted ones.

The usual mistake

Playing scales fast and sloppy to "get them over with." A fast, uneven, out-of-tune scale teaches your hand a fast, uneven, out-of-tune habit. Slow and exact is the only way it's worth anything. And scales are not sight-reading — drilling one doesn't cover the other; you need both in a practice session.