School are not obliged to offer mother tongue instruction.
In Bremen, mother tongue education in schools is provided by teachers of the Senator for Children and Education and by the consulates. Throughout the city there is mother tongue education in schools for the languages Turkish, Polish, Russian, Kurdish and Persian. Native language consular education is offered for the languages: Greek, Turkish, Italian, Portuguese, Spanish, Serbian.
You will find an overview of the range of languages offered by general education schools in the city of Bremen in the “language atlas” at: www.sprachenatlas.schule.bremen.de
Schools with bilingual instruction can be found at www.bildung.bremen.de/bilinguale_unterrichtsangebote-4503