The person who makes it has no need for it; the person who buys it has no use for it. The person who uses it can neither see nor feel it. What is it?

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

Can you find the missing piece of the Porsche?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

When can we add 2 to 11 and get 1 as the correct answer?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

Who is that with a neck and no head, two arms and no hands? What is it?

An ape is trying to climb on a pole that is 60 feet high. Due to the slippery surface, the ape climbs 3 feet in a minute only to slip back 2 feet.

How much time do you think the monkey will take to reach the top of the pole?

Eight of us go fourth, not back, to protect our king from an attack. What are we?

I look at you, you look at me I raise my right, you raise your left. What am I?