Amaze and delight others as you multiply, divide, and square at lightning fast speed. Learn and practice the tricks of mental math calculation in a fun and engaging application. Study any of the tricks and then practice them as you progress through various levels of proficiency.
Tease your brain with a quick practice session while waiting in lines, riding in the car, or on the plane. Only the basic math skills of addition, subtraction and simple multiplication and division are needed to achieve astonishing results.
It is a minesweeper with players racing to discover the biggest territory.
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