Efforts To Improve Mathematics Cognitive Learning Outcomes Through Bruner’s Learning Theory Approach for Class II Students Of Citamiang Lakbok Ciamis Madrasah Ibtidaiyah. SIBOOK Journal [Internet]. 2023 Apr. 1 [cited 2026 Sep. 27];1(1):1-15. Available from: https://sibook.id/index.php/journal/article/view/matematika