The German-Greek youth exchange "Two Nations - One Nature 2017 - 2019" is organized in Wiesbaden in cooperation of the youth department wi&you (nonformal education) at the department of Social Affairs of the Capital City Wiesbaden (State Hesse) together with the social workers at the Wilhelm-Heinrich-von-Riehl-Schule in Wiesbaden's suburb Biebrich, a suburb "above average social needs". In Biebrich there is a big greek community, most of this citizens of Biebrich have their family roots in the town / Region Florina. That’s how the organizers from Wiesbaden got in contact with the "Gymnasium Nr. 2" in Florina. The youngster will also deal with the special historical relations between Biebrich and Florina. In Wiesbaden the youngsters took part in a weekly "Greece" course for the whole school years 2019/20, 20/21, 21/22 in which they got prepared for the exchanges and in which they could share ideas and implement them. The project is supporting the key competences like Language skills, creativity, the ability to work in a team, communication behavior, social and ecological responsibility and the formation of identity in the adolescents. A further aim is that the youngsters after they finished the project will be active in their local communities and take part in other international exchanges as well as to foster the relations between Biebrich and Florina. The projects combines non formal education with formal education and is fostering the civic engagement of the youngsters in Europe through participation in social life.