TY JOUR TI The legacy of K.D. Ushinsky in modern technology of primary natural science education KW K.D. Ushinsky KW philological and natural direction KW natural science education KW subject area «Social science and natural science» KW lesson of explanatory reading KW culture of the reader KW variable programs JO Journal of Pedagogical Studies AU Kozina, E.F. PY 2023 IS 8 PB INFRA-M Academic Publishing LLC.