What is the coolest letter in the alphabet?
What can you see in the middle of March and April that you can never see in any other month?
What kind of tree can you carry in your hand?
What is the difference between a jeweller and a jailer?
I can write cow in 13 letters. Can You?
First, think of the colour of clouds. Next think the colour of snow. Last, think of the colour of the moon. Now, what do cows drink?
Where do you go to learn how to make ice cream?
When we see 2 but call 10?
The answer I give is yes, but what I mean is no. What was the question?
What always comes into a house through the keyhole?
Imagine you are in a room with no windows or doors. How will you get out?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.