Nancharee, Thanaporn, Nongluk Viriyapong, and Monchaya Chiangpradit. “DEVELOPMENT OF MATHEMATICS LEARNING ACTIVITIES BASED ON CONSTRUCTIVIST THEORY EMPHASIZING ON POLYA’S PROBLEM SOLVING PROCESS WITH BRAINSTORMING TECHNIQUES ON PROBABILITY FOR MATHAYOMSUKSA 3 STUDENTS”. Journal of MCU Nakhondhat 8, no. 10 (October 31, 2021): 125–139. Accessed April 19, 2024. https://so03.tci-thaijo.org/index.php/JMND/article/view/256129.