The captain of a ship was telling this interesting story: "We travelled the sea far and wide. At one time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly." How can that be possible?

Three ants are going up a hill, one behind the other. The last ant then says to the other ants, 'There is an ant behind me!'' How come?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

In the picture, you can see a chess board. On the top left position, the K marks a knight. Now, can you move the knight in a manner that after 63 moves, the knight has been placed at all the squares exactly once excluding the starting square?

What building has the most stories?

What is the Surname of Barbie Doll?

Which is the rope you never skip with?

When monkey rotate the gear, which mark will be hit 1 or 2 ?

What does this mean?

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I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?