Chimp Test

Chimpanzees consistently outperform humans at this task. Numbers appear on a grid — click them in order after they hide.

1Numbers appear on a grid — memorize their positions
2Click 1 first — then all numbers hide
3Click remaining numbers in ascending order

~2 minutes · No sign-in required

Level: 1
❤️❤️❤️
Memorize positions, then click 1 to start
level
Highest Level
LowerAverageHigher
📏 Score Ranges
Chimp Level
> 8
Top 5%
Impressive
6–8
Top 20%
Average
3–5
Most adults
Developing
< 3
Bottom 25%
🐒 About This Test

Based on research by Tetsuro Matsuzawa at Kyoto University. Young chimpanzees can remember the positions of 9 numbers in 210ms — faster than almost any human.

This test measures visuospatial short-term memory and rapid encoding ability.

⚙️ What Affects It?
👀Visual ScanEfficient scanning patterns improve encoding speed.
🎮GamingAction games train rapid visuospatial processing.
😴AlertnessFatigue slows visual encoding significantly.
🧠AgeThis ability peaks in childhood and declines with age.