Here's a great Neurological test. Try these without the help of a cursor or without any computer help to find the letters.
Find the letter C below:
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
OOOOOOOOOOOOOOOOOOOCOOOOOOOOOOO
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
Find the number 6 below:
99999999999999999999999999999999999999999999999
99999999999999999999999999999999999999999999999
99999999999999999999999999999999999999999999999
69999999999999999999999999999999999999999999999
99999999999999999999999999999999999999999999999
99999999999999999999999999999999999999999999999
Now find the N below:
MMMMMMMMMMMMMMMMMMMMMMMMMMMMNMM
MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
If you passed these three tests, your brain is in great shape!