I read a brain enhancing blog every day to make me smarter and I have a long ways to go as I failed miserably at a simple counting test today. Good news is my smarty pants wife did too. 
Check out this quick and ‘easy’ puzzle: Quick Letter Count Test
That was great. I have taken tests like that before, but never get them all. I was off by one (I won’t say how many there are so I don’t spoil it for you other readers).