Today in the game State the Rate we will work with you in the laboratory. Our task with you is to conduct a series of experiments to determine the speed of reaction and the eye in a person. Before you on the screen will be seen various objects that will fill with different speeds of any liquid. To the right of the subject there will be a percentage on which you will need to put a label. Therefore, carefully look at the screen and as soon as you think the liquid level will reach this mark click on it.