How to play

Lights out

Lights out tests your reaction to the start lights.

Play as often as you like.

How it works

  1. 1Press Start. The five red lights come on, one a second, then hold for a moment.
  2. 2The instant they all go out, hit Launch. Space works too.
  3. 3Moving before the lights go out is a jump start.

Scoring

Five red lights come on one a second, hold for a random moment, then go out together. Hit Launch the instant they do: your time runs from lights out to your press. Pressing before they go out is a jump start, and anything under 0.1 s counts as anticipation rather than reaction. Your best time and the average of your last five are kept.

Racing drivers react in about 0.2 s. Most people take about 0.27 s.

Tips

  • Watch the lights, not the button.
  • Rest your finger on the button, so only the press is left.
  • The hold is random: counting it won't help.

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