How to play
The windows light up in order. Repeat the order. Every round adds one more, and it gets faster.
Tap the windows · Or keys 1 2 3 4
Free in your browser, with ten levels that get harder. No account; your best scores stay on your device.
The real story behind it
Listeners named 3 tapped songs out of 120.
The people tapping expected about half. The tapper hears the tune. Everyone else hears a desk.
Elizabeth Newton, Stanford, 1990
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