이것은 간단한 물리학 이론을 바탕으로, 마음의 게임이다
Hi This is a very interesting mind game based on physics theory, This mind game need some judgement , The game starts with very simple stage and gets harder as you reach to the higher level , this brain game is good for all age group above 12 years and all genders , Mind game is good and refreshing . Try this, i know you will love it.