School of the exact sciences Mikhail Emeliyanov narvakool@nll.ee Physics Tatjana Jerošenko narvakool@nll.ee Chemistry Tatjana Mihhailova narvakool@nll.ee Mathematics Valentina Ognjova narvakool@nll.ee Mathematics Aleksandr Sutõrin narvakool@nll.ee Mathematics Jelena Tsõvareva narvakool@nll.ee Biology Svetlana Vissarionova narvakool@nll.ee Mathematics
