In the game Count Quickly, you can check your mathematical thinking, reaction speed and attentiveness. To do this you will need to solve a specific puzzle. Before you on the screen on the playing field will be visible squares. They will spin in space and have certain colors. You will need to carefully examine them and find the squares of a certain color, which are most on the playing field. After that, you will need to quickly click on the screen with the mouse and then all objects will change color and you will be given points.