Math Ninja 1.01

Math Ninja is small but fun educational training application that allows people of any age to practice and learn mathematical operations such as addition, subtraction, multiplication, and division.
This program is very easy to use; you only need to know numbers and symbols of mathematical operators. Each game consists of ten operations. For each operation you will only have ten seconds to type its result. If the result you have entered is correct, your score will be incremented. The program will be showing the counters of the left, won and lost operations for each game, and you will have to beat the high score.

In the setup you can set a difficulty level from 1 (easy) to 8 (advanced) but also you can let the program to auto-select it according to the user's birth date. You can also select mathematical operations to be included in the game and allow negative numbers. The time to type a result of the operation is the only thing that cannot be modified.

If a game is in progress, you can quit the program by pressing the Exit button and then Enter, but you will lose your progress.