TY JOUR TI METHODOLOGY FOR DEVELOPING COORDINATION ABILITIES IN PRESCHOOLERS WITH DELAYED MENTAL DEVELOPMENT KW mental retardation KW children 6 years old KW coordination abilities KW adaptive physical education JO Scientific notes of P. F. Lesgaft University AU Volynskaya, E.V. AU Bazyak, A.S. PY 2025 IS 0 PB National State University of Physical Education, Sports and Health named after P.F. Lesgaft