Sumatron

Play Sumatron and prove your mental agility, that you are the fastest adder of all. Sumatron is a simple game of adding, where each success increases your points but also the difficulty, this will make with each success the adrenaline rises and you have to think faster, because each sum has its own countdown, if three of the sums arrive to zero you will have lost. With colorful graphics, a B.S.O. Original of Guillermo Cañete that will test your nerves, with this game you can train your brain tak...