The effects of problem based learning on cognitive flexibility, self-regulation skills and students’ achievements. Global Journal of Information Technology: Emerging Technologies, [S. l.], v. 6, n. 1, p. 86–93, 2016. DOI: 10.18844/gjit.v6i1.394. Disponível em: https://un-pub.eu/ojs/index.php/gjit/article/view/394. Acesso em: 1 nov. 2024.