The article is dedicated to the 100th anniversary of Grigory Naumovich Pristupa, Dr. Sci. (Education), Professor. The significance of Pristupa’s contribution to the methodology of the Russian language teaching is recognized, in particular the typology and effectiveness of Russian language lessons, the importance of exercise systematization, the necessity of a ‘common speech mode’ in school and the teacher’s speech culture. The scholar’s fundamental contribution to the methodology of teaching spelling is analysed in greater detail. The principles of teaching spelling formulated by Pristupa are examined and the ways of their implementation in new educational conditions are described. The theoretical points developed by Pristupa are illustrated by examples from school practice. The lasting value of the scientific and methodological experience of G. N. Pristupa, which has particular significance for modern education, is shown.