John is the son of Jacob.
So,
Jacob is the_____of John's father?

A prisoner is told: "If you tell a lie, we will hang you and if you tell the truth, we will shoot you." What did the prisoner say to save himself?

Find the number of squares in the below picture

Which English verb becomes past tense just by rearranging the letters?

If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?

How can you drop a raw egg from a height onto a concrete floor without cracking it?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

Which wheel of car does not rotate when you turn your car right?

A man walked into a pub and went straight towards the Barman. He asked for a dirty martini from the Barman. The Barman thought something and then pulled out a pistol from his drawer and aimed it directly at the man. Why did he do that?

Look at the picture and find out which square is not linked with any of the other squares.