The Influence of Mental Toughness and Learning Motivation on Student Activeness in Physical Education Learning in Elementary Schools: Literature Review. COMPETITOR: Jurnal Pendidikan Kepelatihan Olahraga, [S. l.], v. 18, n. 1, p. 1152–1164, 2026. Disponível em: https://competitor.idjournal.eu/index.php/competitor/article/view/622. Acesso em: 21 feb. 2026.