There are 11 human faces in the picture. Can you find them all?
Normal people find 4 or 5 of them.
If you find 8 of them, you have a extraordinary sense of observation.
If you find 9 of them, you have a sense of observation above of the average.
If you find 10 of them, you are very observer.
If you find 11 of them, you are extremely observer.