SALWAN KHALID MAHMOUD; SABAH JASSIM MOHAMMED; SAIF MAHMOUD YOUNUS. Effectiveness Of Using Modified Jigsaw Method Based On Individual And Group Competition To Learn Some Basketball Skills And Cognitive Achievement. Journal of Education and Sport Science, [S. l.], v. 7, n. 2, p. 77–93, 2026. DOI: 10.31942/jess.v7i2.17187. Disponível em: https://publikasiilmiah.unwahas.ac.id/JESS/article/view/17187. Acesso em: 7 aug. 2026.