A boy and his father are caught in a traffic accident, and the father dies. Immediately the boy is rushed to a hospital, suffering from injuries. But the attending surgeon at the hospital, upon seeing the boy, says 'I cannot operate. This boy is my son.' How is this situation explained?

If eleven plus two equals one, what does nine plus five equal?

What jumps when it walks and sits when it stands?

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

What type of tree can I carry in my hand?

How many words can a pen with half refill write?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

You can find some missing letters in the picture. By placing two particular letters in the spaces, you can form a nine lettered word beginning from one of the corners and going clockwise direction to the middle. Can you find out the letters and the word?

I am quite hot but become too cold if you remove the first two letters. What am I?

Can you identify the hidden rebus in the image below?