Play is the most important activity in every child's life, because it is the most natural way to learn and absorb information from their environment. This paper summarizes all kind of games and their role in life of a preschool child. Apart from the game, there is a natural need for movement in the child's life, and when these two activities are combined, we get the term kinesiological game. This final paper explores the contents, purpose and goals of games that are being implemented in the lesson of physical education in educational institutions. The main purpose of the final work is to establish connection between kinesiological games and their functions in the development of motor skills in preschool children. Therefore, except the games, there is a closely and completed overview of all motor skills and their development in children up to 7 years old. All kinds and forms of kinesiological games that are cited in the literature have been studied, and according to their content, organization and purpose, they are sorted into specific kind of motor skills which we impacting by its performance. There are explanation for the method of implementation certain games with children in the lesson of physical education and how they affect on the development of certain motor skills. In order to proceed each of these games in a proper way, it is important the role of educator, which is also mentioned in this paper, and describes how important is the participation of the educator in each game.