Unpimpa K, Onthanee A. THE DEVELOPMENT OF COMMUNITY-BASED LEARNING ACTIVITIES BASED ON THE PROBLEMS IN COMMUNITIES AND SOCIETY TO ENHANCE THE PROBLEM-SOLVING HINKING SKILLS FOR MATTAYOMSUEKSA 3. JBER [internet]. 2023 Mar. 31 [cited 2025 Apr. 8];9(1):183-97. available from: https://so06.tci-thaijo.org/index.php/jber/article/view/263403