⚠️ This test requires a keyboard. Arrow keys are used to respond to stimuli.
Session Summary
Recent Results
How to Use (click to expand)
- Click the test area (or press Space) to begin.
- On each trial, a cue will appear telling you which task to perform:
- COLOR task: Press Left Arrow for Blue/Green, Right Arrow for Red/Yellow
- SHAPE task: Press Left Arrow for Circle, Right Arrow for Square/Triangle
- The task switches randomly throughout the session based on your switch rate setting.
- Respond as quickly and accurately as possible before the stimulus disappears.
- Press Esc to pause/resume at any time.
- The test measures your cognitive flexibility and switching cost (difference between repeat vs switch trials).
- After completing, you'll see accuracy, reaction times, and switch cost analysis.