The final thesis deals with the form and function of an educational game to be used in the 4th and 5th grades of primary school. It will deal with appropriate educational games for these pupils based on their emotional, intellectual and social development. Additionally, it will describe the method for how to categorize different kinds of educational games and how to include them in educational process. In the practical component, there is a comparison of opinions about an educational game between newly qualified and experienced teachers. The opinions of pupils and their evaluation of the specific games are also included. It includes a file of educational games as well which is based on a classification from the theoretical part.