Natthachai Chaiprasan และ Wannatida Yonwilad;Sanchai Krobudom. (2025) Developing Multiplication Problem-Solving Skills for Grade 4 Students Using KWDL Learning Techniques Combined with the Area Model. <i>Journal of Education Buriram Rajabhat University</i>, <i>5</i>(1), 1-16.Natthachai Chaiprasan และ Wannatida Yonwilad;Sanchai Krobudom. "Developing Multiplication Problem-Solving Skills for Grade 4 Students Using KWDL Learning Techniques Combined with the Area Model". Journal of Education Buriram Rajabhat University 5 (2025):1-16.Natthachai Chaiprasan และ Wannatida Yonwilad;Sanchai Krobudom. Developing Multiplication Problem-Solving Skills for Grade 4 Students Using KWDL Learning Techniques Combined with the Area Model. Faculty of Education, Buriram Rajabhat University:ม.ป.ท. 2025.