Why is Saturday stronger than Monday?
How many words can a pen with half refill write?
How can a man go eight days without sleep?
If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?
What has a bottom at the top?
Which letter of the alphabet has the most water?
Rearrange the letters in "new door" to make one word.
Which alphabet is a part of our body?
how come the second man dies?
I am never scared but became petrified and can’t live in a house but would die to make one. What am I?
Mr Red Lives in the red house. Mr Green Lives in the greenhouse. Mr Yellow Lives in the yellow house. Who lives in the Whitehouse?
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