A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

Assume the given figure to be a delicious doughnut. Yes, now you can concentrate more on the puzzle. So you have this delicious doughnut in your refrigerator when your friends come knocking at the door. There are eight of them. Now you have to make three cuts in this doughnut so that each one of you nine people can enjoy a piece of it. Neither you nor your friends would mind the size of their piece as long as they are getting it. How will you do it?

Can you divide the below-given shape into four equal and identical pieces?

If EELS + MARK + BEST + WARY = EASY

What does HELP + BARK + WARD + LEAD equal?

Can you place three balls such that the equation shown in the picture holds true?

How many people must be gathered together in a room, before you can be certain that there is a greater than 50/50 chance that at least two of them have the same birthday?

Find the number of squares in the below picture

Can you place six X (crosses) in below board without making three in a row in any way ?

There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.