SOEPRIYANTO , Yerry; NUGROHO, Rengga Prakoso; WEDI, Agus. The effect of formative feedback delivery strategies on learning outcomes in a gamified project-based learning environment . Jurnal Inovasi Teknologi Pendidikan, [S. l.], v. 13, n. 3, p. 264–277, 2026. DOI: 10.21831/jitp.v13i3.95385. Disponível em: https://jurnal.uny.ac.id/index.php/jitp/article/view/95385. Acesso em: 25 sep. 2026.