thamklang, watcharaporn, Sudjai Srijamorn, Jeeranun Kaennakum, Nitcha Sornsuk, Sriprapai Pheanork, Udomporn Supannavong, and Watcharaphong Jaidiaw. 2024. “Student’s Mathematical Problem Solving by Using of Constructivist Web-Based Learning Environment Innovation (Edulearn) with E-Board games for Elementary Students”. Journal of Teacher Professional Learning Community (JTPLC) (Online) 4 (1):42-55. https://so05.tci-thaijo.org/index.php/JTPLC/article/view/268988.