Duborg Gymnasium, Flensburg, Germany

Duborgskolen is located in Flensburg, just South of the Danish border. The school has approximately 600 students from 6th grade to last year of high school.

The school follows the German (Schleswig-Holstein) high school model, but all teaching is in Danish, based on the Danish pedagogical tradition and Danish is a compulsory subject. A high school diploma from Duborgskolen is valid in both Germany and Denmark.

This is such a popular model that the school's students come from many other families than the Danish minority of Flensburg. The school has a tradition of participating in exchange programs and also sends student ambassadors to Denmark.

Gefion exchanges students with Duborgskolen in the subjects Latin, French and German.