I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?

This is a most unusual paragraph. How quickly can you find out what is so unusual about it? It looks so ordinary, you'd think nothing was wrong with it. Actually, nothing IS wrong with it. But it is not as ordinary as you might think. If you think about it for a bit, you will find out why it is truly so unusual. So what is it? What is so unordinary about this paragraph?

A man is found dead with a knife in his back When the investigation is done. A chair lays beside him and the forensic team finds moisture around the body.

If he committed suicide, how did he do it?

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).

What is the centre of gravity?

Below rebus represent famous DiCaprio movie. Can you name it?

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

They are three errirs in this question. Can you find them?

Speaking of rivers, a man calls his dog from the opposite side of the river. The dog crosses the river without getting wet, and without using a bridge or boat. How?

You need to move three matchsticks to form three squares. Can you do it?