The Effect of the Jigsaw Cooperative Learning Model Using PowerPoint on Learning Outcomes in Economic Mathematics. JOURNAL OF EDUCATION: DEVELOPMENT AND REVIEW (JEDAR), [S. l.], v. 2, n. 01, p. 37–44, 2025. Disponível em: https://pub.ruangrosadi.com/jurnal-ilmiah/index.php/jedar/article/view/79.. Acesso em: 7 oct. 2025.