Prapan, Grittapol, and Tawee Sranamkham. “A Comparison of Problem Solving Ability in Science of Students Studying with Blended Learning Using Group Investigation Technique with Social Media Integration to Enhance Problem Solving Ability in Science of Grade VI Students”. Journal of Education Khon Kaen University (Graduate Studies Research) 12, no. 4 (December 28, 2018): 105–111. accessed April 16, 2025. https://so02.tci-thaijo.org/index.php/EDGKKUJ/article/view/241818.