Tenzin S. The Implementation of the Concrete-Pictorial-Abstract (C-P-A) Instructional Model in Teaching Primary Mathematics in Thimphu Dzongkhag. rabsel [Internet]. 2024 Dec. 20 [cited 2025 Aug. 9];25(1). Available from: https://journal.pce.edu.bt/index.php/rabsel/article/view/176