These women didn't scare you, did they?
Frightened? Of a lady in mirror? Scary, isn't it.
Can you stack these?
Do you see any grey dots where the black lines intersect? In fact, there is nothing.
Follow the movement of the rotating pink dot with your eyes and the dots will remain only one color, pink. But if you stare at the black + in the center, the moving dot will turn green.
If you stare at one yellow dot for a while, the other yellow dots disappear.
Is this really a square?
3 perfect squares.
Stare at the four black dots in the center of the image for 30 - 60 seconds. Then quickly close your eyes and look at something bright (like a lamp or a window with sunlight coming through it). You should see a white circle with an image inside it.
Even though the letters are jumbled in the following paragraph, most people have no trouble reading it!