TY JOUR TI IMPLEMENTATION OF GENERAL DEVELOPMENT PROGRAMS USING DISTANCE LEARNING TECHNOLOGIES IN ADDITIONAL EDUCATION KW Additional education; meta-subject competencies; electronic educational environment; distance learning technologies KW chess JO Science and education: new time AU Petrova, N.G. AU Sidorkin, G.V. PY 2021 IS 0 PB Non-state educational private institution of additional professional education "Expert-methodological centre"