Can you count the number of triangles in the given figure?
Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?
How much will a 38° angle measure when looked at under a microscope that magnifies ten times?
What kind of storm is always in a rush?
Twice ten are six of us, Six are but three of us, Nine are but four of us; What can we possibly be? Would you know more of us? Twelve are but six of us, Five are but four, do you see? What are we?
Which letter of the alphabet has the most water?
Where do fish keep their money?
The peacock is a bird that does not lay eggs. How do they get baby peacocks?
What begins with T, ends with T, and has T in it?
People make me, save me, change me, raise me. What am I?
John buys rice at Rs.60/kg from Britain and then sells them at Rs.5/kg in India. As a result of this, he becomes a millionaire. How come?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.