-Developing logical thinking, encouraging competitive spirit, developing creativity in students. - Strengthening the link between theory and practice, evaluating some notions studied through practical applications, supporting interdisciplinarity and transdisciplinarity. -Development of the general culture, completion of the curriculum. -The use of modern or even classical methods for teaching-learning-school curriculum evaluation. -Expansion of tolerance skills towards CES children; -Valorizing educational valences through activities, fun games. -Activities can be repeated annually, or can become permanent, an integral part of the students' school activities.