In recent years, there has been a growing interest in computer games that support learning and teaching. In particular, Serious Games and learning version of existing games were pointed out in many works that they succeeded in improving student motivation, increase students’ desire to learn and make learning more enjoyable. However, a little of works have examined the impact of these types of ... [Show full abstract] learning games on students’ level of knowledge and students’ satisfaction. Thereafter, this work study the impact of Serious Games and learning version of existing computer games on the level of knowledge and satisfaction of students. Furthermore, this work conducts a comparative effectiveness studies between these two types of learning games. The comparison reveals the effectiveness of serious games in improving students’ level of knowledge and the convergence of the two types of learning games in terms of students’ satisfactions.