IQ Test Labs

Discover your intellectual strengths

reaction time

Reaction time tests

You might say that these tests are for the easily amused - those of us who can become surprisingly absorbed in even the simplest games; and yet they are strangely captivating.

Interestingly, reaction times to simple tasks, have been shown to have high correlations with intelligence.

colorsColors - Simply click the start button and wait for the screen to change color.
average timeAverage time - This test returns the average result of five reaction times
imageImage - Simply click the start button and wait for the image to appear.
letterLetter - How many times can you hit the letter 'X' in 10 seconds?
dotsDots - How many dots can you follow in 15 seconds?