Games are not only for entertainment, they help to develop and learn, as well as train various skills, both physical and mental. The game Fast Math just belongs to the category of educational and developing. We suggest you test your math knowledge and test the reaction. Arithmetic examples appear on the screen in which there is not enough variable or sign: plus, minus, division, multiplication. During the time allotted for the answer, you must have time to insert it, the error does not count if you try again, keeping within the time limit.