“Grenzenlos / Across Boundaries” is offered by the World University Service (WUS). The project procures teaching cooperations for teachers at vocational schools in the following federal states: Baden-Wuerttemberg, Brandenburg, Hesse, Rhineland-Palatinate, and Saarland. The guest speakers are students from Africa, Asia, and Latin America, who are studying in one of the participating German states. During the cooperation, the students impart developmentally relevant issues on sustainability and globalization at the respective schools. After the event, they attain a qualification in the field of global learning.