Round
1/5
Average
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Best
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This is a classic visual reaction speed test: a random delay, a color change, and the time it takes you to respond. Simple reaction time for most adults sits around 200–300 milliseconds; choice reactions — where you must decide before acting — take longer.
It's an informal performance exercise, not a medical or diagnostic assessment. Screens, input lag and tiredness all shift the numbers, so compare your own scores over time rather than a single run.
Cognitive training exercises to improve focus
Every skill comes with a free test: get your baseline in under a minute, then retest weekly to track your progress. Scores are saved to your profile so you can watch them move as you train.
Calculate equations and make split-second pathing adjustments as the screen scrolls.
Track in the game: Your speed and accuracy while solving equations and choosing a path.
Hold numbers in short-term memory while physically navigating winding turns.
Track in the game: How consistently you hold and use the task information during a round.
Trace a dynamic, shrinking path without drifting or lifting your finger.
Track in the game: Your response timing and path accuracy during repeated rounds.
Common questions
For a simple visual stimulus like this test, most adults average around 200–300 milliseconds. Scores under 200 ms are quick; over 350 ms usually just means you were cautious or distracted — try again.
The panel waits a random 1.5–4 seconds, then changes color. Tap or click the instant it changes. Your score is the average of five valid rounds; clicking early doesn't count.
Practice with fast decision games improves how quickly you respond accurately, especially when a choice is involved. Sleep, alertness and caffeine also have a big short-term effect.