Four men were in a boat on the lake. The boat turns over, and all four men sink to the bottom of the lake, yet not a single man got wet! Why?

The dirtier I get, the whiter I look. Who am I?

What does does this rebus picture means ?

how come the second man dies?

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?

Can you find the missing number in the third row?
35 20 14
27 12 18
5 2 ?

Find the smallest sentence with all the English alphabet.

He digs out tiny caves and stores gold and silver in them. He also built bridges of silver and made crowns of gold. They are the smallest you could imagine. Sooner or later everybody needs his help, yet many people are afraid to let him help them. Who is he?

You can hear me, but you can't touch or see me.

What am I?

Can it be possible to build a house that has all its four walls facing towards the South?