ULLAH, Sohaib; LIU, Xin; ZAIB, Marwa. Improving Science Learning in Grade 8 through Ipsative Assessment: Insights from Action Research. Pedagogy and Psychology of Sport, [S. l.], v. 29, p. 68703, 2026. DOI: 10.12775/PPS.2026.29.68703. Disponível em: https://apcz.umk.pl/PPS/article/view/68703. Acesso em: 7 feb. 2026.