Jayanti MI, Nasir M, Umar U. Problem-Based Learning Effect on Elementary Students Critical Thinking with Science Literacy as Covariate. J. Prisma. Sains [Internet]. 2026 Jun. 26 [cited 2026 Sep. 8];14(3):1612-26. Available from: https://e-journal.undikma.ac.id/index.php/prismasains/article/view/20580