Take the famous Stroop Test online for free. Test your attention and cognitive control with this classic psychology experiment. Instant results and scientific accuracy. No registration required.

Experience the Stroop Effect with our free online Stroop Test game. Measure your focus, reaction time, and cognitive control in just a few minutes with this fun psychology experiment.

Aug 26, 2025 · The Stroop Effect is a famous psychology experiment first studied by J.R. Stroop in the 1930s. It shows that people find it easier to name the color of a word when the word matches the …

Apr 7, 2026 · The Stroop Task is one of the best known psychological experiments named after John Ridley Stroop. The Stroop phenomenon demonstrates that it is difficult to name the ink color of a …

The Stroop Test is a measure of working memory and attention. When the colors and words are conflicting, the brain must work hard to filter out competing signals.

The Stroop Test targets your brain's ability to suppress automatic responses. When you see the word "RED" printed in blue ink, your brain automatically wants to read the word. Overriding this impulse to …

John Ridley Stroop first reported this effect in his Ph.D. thesis published in 1935, commonly known as "Stroop Effect": When the meaning of a word and its color are congruent, such as the word " BLUE " …

Take the free Stroop effect test to measure your cognitive control and attention. Millisecond precision timing with instant detailed analysis reports.

Mar 24, 2025 · In the 1960s, researchers dusted off the experiment and realized its broad value for studying interference in attention. Now, nearly a century after its publication, the Stroop test endures …

In psychology, the Stroop effect is the delay in reaction time between neutral and incongruent stimuli. The effect has been used to create a psychological test (the Stroop test) that is widely used in clinical …