See how old your brain is by clicking here. The directions are in Japanese, so read here first.
1. Touch 'start
'2. Wait for 3, 2, 1.
3. Memorize the number's position on the screen, then click the circle from the smallest number to the biggest number
4. At the end of game, computer will tell you how old your brain.Good luck !! Let me know your brain's age.
My brain is 29 and I'm 31. Guess that's good.