The Effect Of Traditional Engklek Game Based On Problem Based Learning Model On Improving Crithical Thinking Ability Of Elementary School Students In Science Subjects. josar [Internet]. 2025 Sep. 25 [cited 2026 Feb. 17];10(2):177-88. Available from: https://ejournal.unisbablitar.ac.id/index.php/josar/article/view/4782