500 years ago a German priest Martin Luther on the door of Wittenberg Cathedral nailed his 95 theses. His sharp criticism of the Catholic Church changed the flow of European history. On the anniversary of the Reformation teachers and students the opportunity to try the quiz. The application with interesting issues and entertainment tasks presents important events in the life of Martina Luthra and Primoz Trubar. We invite all curious to communicate to us suggestions on how to improve the app.