The institutional education of students goes beyond the matters connected directly to the didactic proces itself, realized in the classroom. Extra-curricular classes, activities and educational initiatives are a significant element of the functioning of students in school. The article presents the areas of extra-curricular educational processes in Polish schools and the opinions on them given by various school subjects: students, teachers and parents. The aim of the research is to seek the answer for the question about their vision of extra-curricular educational processes as compared to required classes. The analysis embraces issues connected to the perception of extra-curricular educational processes and their importance for students development by various school subjects. The analysis is based on the data coming from external evaluations carried out in Polish schools. The research shows, among other things, that students evaluate extra-curricular activities better than required classes, they have a more positive attitude towards learning. The research indicates also that teachers associate students' activity and development of interests mainly with extra-curricular educational processes.