What number when divided in half becomes zero?
There are 3 apples in the basket and you take away 2. How many apples do you have now?
What time is it when an elephant sits on a fence?
What does Alexander the Great and Winnie the Pooh have in common?
When is the top of a mountain similar to a savings account?
I cannot talk, but I always reply when spoken to. What am I?
Rearrange the letters in "new door" to make one word.
What can you serve, but never eat?
I can be cracked, made, told, and played. What am I?
What is the end of everything?
What is Luis Suarez's (Soccer Player) favorite tea?
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