Santi S, Irviana I, Mursidin M. Effectiveness Of Project Based Learning Model (Pjbl) Based On Higher Order Thinking Skill (Hots) On Problem Solving Ability Of Grade V Students In UPT SPF SD. jee [Internet]. 2025Jan.1 [cited 2026Apr.17];3(1):94-107. Available from: https://jurnal-fkip-uim.ac.id/index.php/alena/article/view/296