TY CONF TI ORGANIZATION OF A SUBJECT-DEVELOPING ENVIRONMENT FOR GAMING ACTIVITIES IN THE MIDDLE GROUP IN THE CONTEXT OF THE IMPLEMENTATION OF THE GEF DO KW preschool education KW GEF DO KW developing subject-spatial environment KW play KW preschool child JO II All-Russian Scientific and Practical Conference of students, teachers, practitioners "Education-Science-Practice" AU Nazarenko, A.Y. AU Bakina, T.V. AU Bolotina, E.E. PY 2025 PB Autonomous Non-Profit Educational Organization of Higher Education "Kuban Institute of Vocational Education"