Rodphol, N., & Songserm, U. (2025). The Development of Creative Problem - Solving Skills and Teamwork Through Collaborative Learning Theory for Grade 8 Students . Journal of Faculty of Humanities and Social Sciences Thepsatri Rajabhat University, 16(3), 189–204. retrieved from https://so01.tci-thaijo.org/index.php/truhusocjo/article/view/279246