这是一个非常有趣和adictive程序。它实际上可以助手用户在发展他们的数学技能。它是一种抽认卡游戏。基于所选择的操作电脑会选择两个随机数和用户将不得不回答数学问题在5秒。,包括加法、subtracion,乘法和除法。-This is a very interesting and adictive procedures. It can actually aide users in developing their math skills. It is a flashcard game. Based on the selected operating the computer will select two random number and the user will have to answer the math problems in 5 seconds. Including the addition, subtracion, multiplication and division.