Bonchu, Oranud, Suttapha Chotpradit, and Parinya Thongson. “LEARNING ACHIEVENMENT AND THE SCIENTIFIC MIND OF MATHAYOMSUKSA 4 STUDENTS USING ACTIVE AND COOPERATIVE LEARNING WITH PROBLEM SITUATION”. Academic Journal of Thailand National Sports University 11, no. 3 (September 1, 2019): 268–283. Accessed May 20, 2024. https://he02.tci-thaijo.org/index.php/TNSUJournal/article/view/244592.