The Effectiveness of Rubber Ball Media in Teaching Forward Rolls in Floor Gymnastics to Primary School Students. COMPETITOR: Jurnal Pendidikan Kepelatihan Olahraga, [S. l.], v. 18, n. 1, p. 0846–0855, 2026. Disponível em: https://competitor.idjournal.eu/index.php/competitor/article/view/576. Acesso em: 16 feb. 2026.