THE ACTIVITY, MOTIVATION AND PARTICIPATION OF THE BOYS AND GIRLS IN PHYSICAL AND SPORT EDUCATION CLASSES IN RELATION TO THE LEVEL OF SPATIAL AND MATERIAL CONDITIONS. FIEP-Bulletin [Internet]. 31º de outubro de 2014 [citado 29º de abril de 2025];83(3). Disponível em: https://ojs.fiepbulletin.net/fiepbulletin/article/view/4736