Placing computers in all fields influenced the education system. For students to be prepared to work in a computerized society, they must learn to use this technique. The calculator can intervene directly through educational software in organizing learning situations, as we talk about computer aided instruction (CAI). Computer use in training activities leading to development of organizational forms of training not possible using traditional means and methods. Computer processing capabilities, recording and retrieving information for introducing situations in which the student acquires the knowledge and skills in an autonomous manner, in accordance with their interests and aspirations. Educational software is a program specifically designed to be used in training activities. It is a means to provide training by computer in an individual way, interactive, and guided. Software developed by the predominant aspect of verification, testing knowledge, the more complex issues, providing meaningful contexts for learning, thus altering the area of teacher activities both quantitatively and qualitatively.