Hands together
The genuinely hard part of the piano. What makes it manageable is refusing to do it all at once.
This is the one everybody warns you about, and they are right to. Two hands doing different things at the same time is the genuinely hard part of the piano, and no amount of theory makes it easier.
What makes it manageable is refusing to do it all at once.
This is step six of the piano path — the last one. It assumes you can hold a few left-hand chords and read both staves.
Why it feels impossible
Your hands are not actually independent. Early on they want to mirror each other, and the harder you concentrate on one, the more the other drifts or freezes entirely.
That is normal and it is not a sign you lack coordination. It is your brain running two motor patterns it has never run simultaneously, and the fix is the same as for anything else in that category: make it slow enough to be easy, then make it slightly harder.
Build it in stages, not all at once
Right hand alone. Then left hand alone. Then together. Play each one below — that is the order you should practise in, not an illustration of it. Start slow and speed it up, which is the method rather than a feature.
Right hand alone
Four notes, one per beat. Learn this until you are not thinking about it.
Left hand alone
One chord, held for the whole bar. Easier than the right hand, and still worth isolating.
Both together
Only now. If it falls apart, one of the two above was not automatic yet.
Notice how easy each hand sounds on its own, and how different it feels with both. That gap is the whole difficulty, and it is why separating them works.
Practise hands separately first, then together, slowly
Learn the right hand alone until it is automatic. Learn the left hand alone until it is automatic. Only then put them together.
That order sounds obvious and almost nobody follows it. People try both hands from the start, fail at both, and repeat the failure — which is practice, just practice of the wrong thing.
Absurdly slowly
Set the metronome to a tempo where you genuinely cannot make a mistake. Usually that is half what feels reasonable. If you are correcting yourself, it is still too fast.
Four or five bpm at a time, only after a clean run. This is the least glamorous advice in music and it is the only thing that reliably works.
Two bars at a time
Do not practise a whole piece. Take two bars, get them fluent hands together, then take the next two. Join them when both are solid.
Practising a whole piece means practising the easy parts repeatedly and the hard parts occasionally, which is exactly backwards.
When it falls apart
It will, usually at the same bar every time. That bar is telling you something specific.
Isolate it. Play just the beat before and the beat after, nothing else. Loop those two beats until the transition stops being a decision.
Check the fingering. A passage that keeps collapsing is often a fingering problem rather than a coordination problem — your hand arrives in a position it cannot continue from.
Go back to one hand. If it is genuinely stuck, one of the two parts is not as automatic as you thought. Play each alone and you will usually find which one hesitates.
How long this takes
Longer than you want and less long than it feels. Weeks of short daily sessions, not months, provided the sessions are slow and specific.
The moment it clicks is unmistakable — you stop thinking about each hand and start thinking about the music. Nobody can tell you when that arrives, but it does, and it arrives sooner for people practising two bars at sixty bpm than for people running whole pieces at full speed.
That is the end of the piano path, and the point of it was always to play something. Pick a song and use it. Where to go next is the theory — the same ideas, explained rather than drilled.