1.
Roengphot H, Insombat B. THE EFFECTS OF PROBLEM-BASED LEARNING ON PROBLEM SOLVING ABILITIES AND ATTITUDES TOWARD MATHEMATICS SUBJECT OF MATHAYOMSUKSA 6 STUDENTS. Education MCU [internet]. 2024 Dec. 30 [cited 2025 Apr. 3];11(3):283-99. available from: https://so02.tci-thaijo.org/index.php/EDMCU/article/view/270288