What number do you get when you multiply all of the numbers on a telephone's number pad?
What is always in front of you but can’t be seen?
How can you take 2 from 5 and leave 4?
What is in seasons, seconds, centuries and minutes but not in decades, years or days?
Can you convert the number zero(0) into a positive number using just one mathematical operator ?
Which alphabet is a part of our body?
You knock a Table over in the library, and suddenly 20 eyes are looking at you.
What do you see in the given picture?
A newspaper is supposed to have 60 pages.Pages 14 and 21 are missing from the newspaper. Can you tell me , Which other pages won't be there as well ?
What does this Rebus Picture mean?
Suppose you are a girl candidate and sitting in an interview. Suddenly the interviewer asks you, 'What if one morning you wake up and find out that you are pregnant? How will you reply to such a question?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.