The effect of differentiated instruction strategy on motivation and some skills of the floor mat apparatus in artistic gymnastics and cognitive achievement of students. Damu Journal of Sport Sciences, [S. l.], v. 2, n. 2, p. 28–43, 2025. DOI: 10.64002/2xjgf117. Disponível em: https://damujss.com/index.php/home/article/view/232.. Acesso em: 28 feb. 2026.