Phoojomnil P, Payoungkiattikun W, Tippalert T. THE DEVELOPMENT OF LEARNING MANAGEMENT ACTIVITIES BY APPLYING STEM EDUCATION TO PROMOTE THE SCIENTIFIC PROBLEM- SOLVING THINKING ABILITY OF MATHAYOMSUKSA 3 STUDENTS. J. IND. EDUC. [Internet]. 2023 Dec. 26 [cited 2024 May 8];22(3):28-3. Available from: https://ph01.tci-thaijo.org/index.php/JIE/article/view/251560