What Exactly is the Productive Struggle? Lessons Learned from a Content Analysis of the Mathematics Education Literature. International Journal of Education in Mathematics, Science and Technology, [S. l.], v. 13, n. 5, p. 1040–1063, 2025. DOI: 10.46328/ijemst.5696. Disponível em: https://ijemst.com/index.php/ijemst/article/view/5696. Acesso em: 4 mar. 2026.