This is a puzzle about a man condemned to be hanged. The man was sentenced on Saturday. "The hanging will take place at noon," said the judge to the prisoner, "on one of the seven days of next week. But you will not know which day it is until you ...

Here is a very simple exercise. Count every ‘F’ in the following text. Count them ONLY ONCE and try to get it right. Finished counting? Sure you got all the F’s ...