The subject of the Croatian school was its cultural heritage and preservation. Therefore, the pupils of this school, in order to get to know the cultural heritage of their place, used Science after special study of the flora of the area, Technology through which historical monuments were analyzed while designing electronic monuments. the traditional ‘Mandala’ of Engineering where objects were made that depicted places and people symbolizing the cultural heritage of the place, Art, as a theatrical act was represented I was referring to the science and culture, and the Maths that are needed to understand and apply all of the above. All of these techniques and methods were introduced by teachers through the ERASMUS + KA2 program, who understood new practices that transmit information and promote it in an innovative way. The purpose of this move is, of course, to apply these methods to the school and disseminate it to the local community. Interacting with teachers from Belgium, Italy, Spain and Croatia of course prepares teachers but mainly benefits our school students, as the effort to move from the old to the new, from the traditional to the modern, from the usual to the innovation becomes even more intense and synchronized with new social and cultural contexts.