This link was emailed to me this morning. It’s a fun waste of time. 20 is my best after 4 attempts.
How old is your brain? This may drive you nuts.
The site instructions are in Japanese, so read below!
1. Touch ‘start’
2. Wait for 3, 2, 1.
3. Memorize the number’s position on the screen, then after they go
off, click the circle
from the smallest number to the biggest number.
4. At the end of the game, computer will tell you the age of your
brain.
http://flashfabrica.com/f_learning/brain/brain.html
Diver