How can a man go eight days without sleep?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

There are three houses in a straight row. One is red, one is blue, and one is white. The red house is left of the middle. The blue house is right of the middle. Where's the white house?

How many times can you subtract the number two from the number fifty?

Solve below rebus puzzle?

I am white when I am dirty, and black when I am clean. What am I?

Count the squares in the matchstick puzzle below?

A man embarked on a questionnaire game. He kept asking the same question to whomever he found. The answer each time was different.

Can you guess what the question was?

A Monkey, a squirrel, and an Eagle are racing to the top of the mango tree. Assuming all these animals are in perfect shape, Which animal will reach to Banana first?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?