Why are all black people so quick ?
How can you tell a raw egg from a hard-boiled egg?
What is the end of everything?
What kind of tree can you carry in your hand?
What is the fastest way to double your money?
What has no start, end, or centre?
Imagine you are in a room with no windows or doors. How will you get out?
The measurement of time, That can't be found on a clock, But can be looked upon on a map. Who is He ?
There are forty elephants and they have forty-fore heads. How can this be possible?
They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?
What's the only room from which no one can enter or leave
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.
