Cognitive Tests

Measure how quickly you respond when a stimulus changes color. Complete five valid rounds and review your average, median, and best times.

Name the ink color, not the word. A quick check of focus and inhibitory control in 30 seconds.

Flip cards, find every pair, and train visual working memory with moves and time tracking.

Memorize a number, enter it from memory, and progress to longer digit sequences after each correct answer.

Watch a growing pattern on a nine-tile grid, then reproduce each highlighted tile in the same order.

Hit 30 randomly positioned targets, track missed clicks, and measure your average speed per target.