simple test but addictive and annoyingly hard!
 

Found this one yesterday, its a good time waster and quite addictive.

Unfortunatley there is no record of scores.

I have 39.2 seconds so far:ugh:. I'm sure it will be beaten by the ex mil types!:}

http://members.iinet.net.au/~pontipak/redsquare.html

enjoy

Flash