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

Can you divide the below-given shape into four equal and identical pieces?

Can you start the fire using two pieces of wood?

Forwards I am heavy, backward I am not. What am I?

A girl was sitting in her hotel room when she heard a knock on the door. She opened the door and found that a man was standing outside. The man said, "Oh! I am really sorry, I thought this was my room." He then walked through the corridor to the elevator. The girl did not know the man. She closed her door and called security asking them to apprehend the man. What made her suspicious of that man? He might have been genuinely mistaken.

Out of four images which one is the odd one out?

The day before yesterday I was 25 and the next year I will be 28. This is true only one day in a year. What day is my birthday?

Queen Elizabeth organised a royal party.

To Avoid uninvited guest royal family set a password.
Jack (an uninvited person) plan to enter the party. He stand nearby the door.

First guest comes, the security person said 'twelve' and guest replied with six.
Second guest comes , the security person said 'six' and guest replied with 'three'.

Jack thought is enough and he walked to the entry point. The security person said 'eight' , Jack replied smilingly 'four'.
He was immediately thrown out of the party. why ?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

An express train takes 3 seconds to enter the tunnel which is 1 km long.
If it is travelling at 120 km an hour, how long will it take to pass completely through the tunnel?