เชื้อแก้ว ช., Somnate, K., & Intanam, N. (2024). The Developing Mathematical Problem-Solving Skills Using Experiential Learning Management for Students in Grade 5, Ubon Ratchathani Primary Educational Service Area Office 3. Ubon Ratchathani Journal of Research and Evaluation, 13(1), 33–44. retrieved from https://so06.tci-thaijo.org/index.php/ubonreseva/article/view/265453