MUNANDAR, Arif; SUPRIADI; ARISETYAWAN, Andika. Effectivity of the Problem-Based Learning Model on Elementary School Students’ Critical Thinking Skills in Mathematics Learning. Journal of Indonesian Primary School, [S. l.], v. 3, n. 2, p. 55–69, 2026. DOI: 10.62945/jips.v3i2.862. Disponível em: https://journal.mgedukasia.or.id/index.php/jips/article/view/862. Acesso em: 6 jul. 2026.