WAIYADET, P.; AREERAKSAKULKONGLOK, S. .; THUEAKTHONG, V. . ACTION RESEARCH TO STUDY MATHEMATICS ACHIEVEMENT BY USING MATHEMATICS LEARNING ACTIVITIES WITH ONLINE FLIPPED CLASSROOM IN THE TOPIC OF PYRAMID CONE AND SPHERE FOR GRADE 9 STUDENTS AT LABORATORYSCHOOL OF PHRANAKHON SI AYUTTHAYA RAJABHAT UNIVERSITY. Academic Journal of Political Science and Public Administration, Ayutthaya, Thailand, v. 6, n. 1, p. 33–48, 2024. Disponível em: https://so08.tci-thaijo.org/index.php/AJPP/article/view/2324. Acesso em: 10 may. 2024.