During which month do people sleep the least?
The dirtier I get, the whiter I look. Who am I?
A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?
Twice ten are six of us, Six are but three of us, Nine are but four of us; What can we possibly be? Would you know more of us? Twelve are but six of us, Five are but four, do you see? What are we?
I am white when I am dirty, and black when I am clean. What am I?
If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?
I hide my treasure in the ground, my tail is big and fluffy. If you spot me in a tree, please don’t call me scruffy. What am I?
I am looking for a word that change both gender and number when i add the letter 'S'. What Word am I Looking For ?
He does not have any heart but still, He manages to live. If you kill him, you will eventually die but yet you kill him. He cannot run, who is He?
When I get multiplied by any number, the sum of the figures in the product is always me. What am I?
I am a five-letter word and comprises two different vowels and three same consonants. I am so strong that I can spoil your entire work. Can you find out who am I?
In 2007, a puzzle was released and $2 million prizes were offered for the first complete solution. The competition ended at noon on 31 December 2010, with no solution being found. Wiki
