Brain Challenger - Math game play online

If you are interested in math games to strengthen your mind and memory, Brain Challenger is the right game for you
This app consists of 3 math games that you can play according to your taste
In the first game, there are steps that you have to find the answer to the question according to the given example
The second game will show you a number of equations that you must answer
The third game is like the second game, except that the equations are solved and you have to guess the required operator of the equation.
Also, this game is very useful and somewhat obligatory for children and adults because it helps to learn and also prevent Alzheimer's.