How to practice an instrument effectively

To practice an instrument effectively, play a little every day, work on small sections slowly until they are right, and spend most of your time on the parts you cannot play yet rather than the parts you already can. Everything else is a variation on that theme.

It sounds plain because it is. Practice is not a performance for an empty room. It is the patient work of making hard things ordinary.

The theme: short, daily, focused

A shorter session most days usually serves you better than one long session a week. Here is the arithmetic, with hypothetical numbers: 20 minutes on 6 days is 120 minutes, the same as one two-hour Sunday session. But the daily version gives your hands and ears six fresh starts instead of one tired one, and six chances to return to a problem after sleeping on it.

So choose a time you can keep, and keep it. The habit matters more than the heroic effort.

A 30-minute session you can use

This is a sample routine, not a law. Adjust the minutes to suit your instrument and your week.

• 5 minutes: warm up. Long, even notes, or a scale (the notes of a key played in order, up and down). Listen to your sound, not just your fingers.
• 15 minutes: focused work on one or two hard passages. This is the heart of the session.
• 5 minutes: something new, such as sight-reading (playing music you have never seen before) or a fresh exercise.
• 5 minutes: play something you love, all the way through, mistakes and all.

That adds up to 30 minutes. If you only have 10, keep the middle part and drop the rest.

Variation 1: slow it down

Most mistakes come from playing faster than your hands can yet manage. The repair is slowness.

A metronome is a device or phone app that clicks a steady beat. Tempo means speed, usually counted in beats per minute. Set the metronome slow enough that you can play the passage with no mistakes at all. Play it cleanly three times in a row, then nudge the tempo up a few beats per minute. If the mistakes return, step back down.

It will feel too slow. That is the sign you are doing it properly.

Variation 2: make the pieces small

Don't practice the whole piece. Practice two bars. A bar, also called a measure, is one of the short sections of music marked off by vertical lines on the page.

• Pick the hardest two bars.
• Play them until they are clean.
• Add the next bar, and play all three together.
• Join the section to what comes before it.

Another approach: learn a passage from the end backwards. Practice the last phrase first, then the one before it, and so on. That way you are always playing toward music you already know, instead of away from it.

Variation 3: change one thing at a time

When a passage resists, alter it so your brain has to pay attention again.

• Play it in a different rhythm, such as long-short, long-short, and then short-long.
• On piano, play each hand separately before putting them together.
• On string instruments, try the left hand alone, then the bow alone on open strings.
• Play it quietly, then loudly.

Each variation looks at the same notes from a new angle. When you return to the original, it often feels easier.

Variation 4: listen back

Your ears hear differently while your hands are busy. Record yourself on your phone once a week, then listen the next day with fresh ears. Notice one thing to keep and one thing to fix. Write both down.

Keep a simple practice notebook

Before each session, write one goal, such as "clean bars 9 to 12 at a slow tempo". Afterwards, write one line about what happened and the metronome setting you reached. Over weeks, the notebook shows progress that is invisible from day to day. It also stops you repeating yesterday's practice by accident.

What to stop doing

• Starting from the beginning every time and stopping at the same mistake. You are rehearsing the stop.
• Playing the hard passage at full speed and hoping. Repeating a mistake teaches the mistake.
• Practicing only the parts you already play well. It is pleasant, but it is not practice.
• Playing through pain. If playing hurts, stop and ask a teacher, and see a medical professional if the pain continues.

The theme returns

Short, daily, slow, small. Spend most of your minutes on the bars that frighten you. Do it tomorrow, and the day after. One day you will notice that the passage you dreaded has become the one you play without thinking, and you will have to find a new hard thing. That is the craft working as it should.