In case you were starting to feel confident, this one was meant for third graders in Vietnam. The answer is 66, but we don't blame you for scratching your head about how they got there.

What's a single-digit number with no value?

Find the next number in the sequence

1, 2, 6, 21, 88, __?

For this puzzle, you might have to find logic in something illogical. But hey, it's fun and a healthy little break from your strenuous puzzle-solving sessions.

Can you decipher the meaning in the following cluster of letters?

ITIT,NCENTCENT

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

Okay before we begin with the puzzle, do keep in mind that you have to answer it quickly.

You are participating in a car race. Seeking the perfect moment, you overtake the second person in the race. What positions are you in now?

Count the number of triangles in the picture below:

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

There were three women in all the swimming costumes!
One was happy and the other two were sad!
The happy one was crying and the sad ones were smiling.
Why was this?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?