Explore your mind through play
Nine interactive experiences about attention, memory and perception. Explore cognitive science without myths or magical promises.
Put curiosity to work
Short challenges illustrate ideas in cognitive psychology. These are games, not diagnoses.
Visual attention
Find target symbols among distractors in 30 seconds.
Play now →Sequence memory
Repeat increasingly long patterns of glowing squares.
Play now →Reaction time
Wait for green, then tap as fast as you can.
Play now →Stroop challenge
Choose the ink color, not the meaning of the word.
Play now →Digit memory
Recall digit strings that grow longer.
Play now →Grid recall
Memorize and select highlighted squares.
Play now →Mental math
Solve addition and subtraction against the clock.
Play now →Number patterns
Find the missing value in eight number sequences.
Play now →Cognitive biases
Answer six questions about common thinking pitfalls.
Play now →Understand what happens
Clear ideas about attention, memory and thinking biases.
Why attention has limits
Attention selects information and can miss details even when we look directly at them.
Read article →Memory is not a recording
Remembering is reconstructive: context and cues affect what comes back.
Read article →Three everyday thinking biases
Anchoring, confirmation and availability shape ordinary decisions.
Read article →