The game instruction is in Japanese, so read below!
http://flashfabrica.com/f_learning/brain/brain.html
1. Click 'START'
2. Wait as the screen counts down - 3, 2, 1
3. Memorize the numbers' positions on the screen
4. Click the circles in order from the smallest to the biggest number
5. At the end of game, it will calculate your brain's age...neat ! ! !
