Which number should replace the question mark?
What does this rebus mean? O N C E TIME
I have a mouth but I don't eat. I have a bank but have no money. I have a bed but i dont sleep. I wave but have no hands. Who Am I ?
Why is a river so rich ?
I have four wings but can't fly. I express no emotions. I am found on the exact spot every time you look. I keep toiling away with a little sound. Do you know what am I?
What country can make you shiver?
What happened when the wheel was invented?
Solve this riddle by finding the odd one out from the rest.
There was a competition where the contestants had to hold something. At the end of the event, the winner was a person who had no hands or feet. What was it that the contestants had to hold?
There are forty elephants and they have forty-fore heads. How can this be possible?
You board a train. The train will have to enter a tunnel soon. You are claustrophobic. Which place is the best for you to sit?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.