What has to be broken before you can use it?

What do you think with the below Picture ?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

With the help clues provided in the image, can you find the 5 digit key?

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 ?

I am never scared but became petrified and can’t live in a house but would die to make one. What am I?

The more it dries, the wetter it becomes. Can you tell what it is?

The ages of a father and son add up to 66.
The father's age is the son's age reversed.
How old could they be?
(3 possible solutions).

Find the missing letter in the last circle logically in the given below picture.

I am the beginning of everything, the end of everywhere. I'm the beginning of eternity, the end of time and space. What am I?