Schools are not obliged to offer mother tongue instruction.
In Thüringen, there are only a few bilingual kindergartens that offer English, French and Russian as a foreign language: http://fmks-online.de/bilikitas.html
At schools in Thüringen there are no additional mother tongue education offers.
English is compulsory from the third school year. All types of secondary schools offer French, Russian and Spanish as second foreign language. Greek, Italian, Latin and Spanish as second foreign language are additional only offered in Gymnasium.