Best difficult riddles

crazyfunny

Why is the sun so bright?
Because it pays attention in the class and does its homework on time.
67.31 %
100 votes
logicclean

Can you punctuate the following, in order to make it a proper English sentence? I said that that that that that man wrote should have been underlined
I said that, "that 'that' that that man wrote should have been underlined."
66.69 %
60 votes
cleanlogic

Two mothers and two daughters went out to eat, everyone ate one burger, yet only three burgers were eaten in all. How is this possible?
They were a grandmother, mother and daughter.
66.45 %
248 votes
cleanlogicmysteryscarydetective

Two girls ate dinner together. They both ordered iced tea. One girl drank them very fast and had finished five in the time it took the other to drink just one. The girl who drank one died while the other survived. All of the drinks were poisoned. How is that possible?
The poison was in the ice.
66.30 %
2124 votes