How do I use the keyboard?

Press 1=green, 2=red, 3=yellow, 4=blue (or Q/W/A/S).

No — this version uses visual flashes only (no audio API required).

Simon Says — Color Sequence Memory Game

Watch the color sequence, then repeat it. Each round adds one more color. How far can you go?

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How to play

Press 'Start' — the game flashes a color sequence for you to watch.
After the sequence ends, click the same colors in the same order.
Each correct round adds one more color to the sequence.
Use keys 1/2/3/4 (or Q/W/A/S) as shortcuts for the four buttons.
One mistake ends the game — how many rounds can you memorize?

Watch the color sequence flash, then repeat it by clicking (or press 1/2/3/4). Each round adds one more step. How many can you remember?

Frequently asked questions

How do I use the keyboard?: Press 1=green, 2=red, 3=yellow, 4=blue (or Q/W/A/S).
Does sound play?: No — this version uses visual flashes only (no audio API required).