Which alphabet letter is a question?
I look at you, you look at me I raise my right, you raise your left. What am I?
Guess the hidden movie name?
Can you find out which number multiplied by itself will give the output as 12345678987654321?
Give it food and it will live; give it water and it will die.
How many times can you subtract the number 5 from 25?
I left my campsite and hiked south for 3 miles. Then I turned east and hiked for 3 miles. I then turned north and hiked for 3 miles, at which time I came upon a bear inside my tent eating my food! What colour was the bear?
Can you identify the direction in which this bus is moving; left or right? Hint: The bus is moving on the roads of London.
Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?
What is at the end of a rainbow?
What does below pictogram mean?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.