Count the squares in the matchstick puzzle below?

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?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

Twenty frogs are sitting on a log floating on the surface of a river. Two of them decide to jump off into the water.

How many frogs are there on the log at this moment?

Can you spot the hidden girl in the picture below?

I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?

The husband and wife were jogging in the morning. To match every two steps of the husband, the wife required three steps. If Both of them start with the here right foot. After how many steps do their left foot be together?

Can you make the number 24 by utilizing the numbers 1, 3, 4 and 6? You must use one number only one time and you can use mathematical operation symbols anytime anywhere.

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

Can you think of any three-dimensional shape that comprises of exactly two surfaces?