Anupan, A., S. . Areeraksakul Konglok, and P. Khaninphasut. “The Effects of Activities Management According to the CPA Approach on Learning Achievement and Mathematics Representation on Fraction of Grade 3 Students at The Demonstration School of Valaya Alongkorn Rajabhat University under the Royal Patronage in Pathum Thani Province”. Interdisciplinary Academic and Research Journal, vol. 4, no. 2, Apr. 2024, pp. 767-84, doi:10.60027/iarj.2024.275227.