Click the "Start" button to start testing the reaction time.
Your task is to click on the square as soon as possible after its color change.
When you click on the square, your reaction time in milliseconds will be displayed on the screen.
If you want to take the test again, you can click the "Reset" button to reload the page and start over.
A table with reaction data is displayed at the bottom of the page, where various reactions and corresponding time ranges in milliseconds are indicated.
The comments presented in the results relate to young people under the age of 30.
For other people, only numerical values of reaction time should be taken into account.
For the test timer to work correctly, you must select English.
