http://flashfabrica.com/f_learning/brain/brain.html

很有意思 ,試試看                                                         
                                                                          
做法 ~~~                                                               
                                                                           
A. 先按START( 開始)                                                                                                     
                                                                         
B.  畫面出現 3 2 1 後記住圈圈裡面的數字                                
                                                                           
C.  消失的時候再依照數字位置 由小到大去按                               
                                                                           
D.    電腦會算出你的腦年齡