Change Detection Test
A grid of colored circles appears, briefly disappears, then reappears with ONE color changed. Click the circle that changed.
How to Play
• A grid of colored circles will appear
• It briefly disappears, then reappears
• ONE color has changed
• Click the circle that changed color
• Grid gets bigger each level (2x2 → 5x5)
• 3 lives
About Change Blindness
Change Blindness
Change blindness is the phenomenon where large changes to a visual scene go unnoticed, especially during brief disruptions. Even obvious changes can be missed if attention isn't focused there.
Visual Working Memory
Research shows we can hold about 3-4 complex visual objects in working memory at once. This test challenges your ability to encode and compare visual information across time.