Hakaew, C., & Nokkaew, A. (2022). development algebraic thinking on student’s skill level that taught by โมเดลเมธอดapproach with Cooperative learning TAI for Fourth grade students. Journal MBU Education, 10(2), 73–88. retrieved from https://so04.tci-thaijo.org/index.php/edj/article/view/258316