PHYSICAL EDUCATION TEACHERS’ OPINIONS ABOUT SUITABILITY AND FEASIBILITY OF THE NEW CORE CURRICULUM FOR SECONDARY SCHOOLS IN POLAND. FIEP-Bulletinn [Internet]. 31º de outubro de 2014 [citado 1º de julho de 2025];83(3). Disponível em: https://ojs.fiepbulletin.net/fiepbulletin/article/view/4685