KONGTHUM1*, A. .; NUMNAPHOL, K.; SARAKHUN, N. .; KALAM, S. .; WIRAT, U. .; SUMMART, P. .; SINGHARA, P. . Developing learning achievement for Mathematics Subject on topic Fractions By activities inquiry-based learning (5Es) of students in Prathomsuksa 6 at Loeng Nok Tha Kindergarten School Yasothon Primary Educational Service Area Office 2: Developing learning achievement for Mathematics Subject on topic Fractions By activities inquiry-based learning (5Es) of students in Prathomsuksa 6 at Loeng Nok Tha Kindergarten School Yasothon Primary Educational Service Area Office 2. RATANABUTH JOURNAL, Yasothon, Thailand, v. 6, n. 1, p. 532–546, 2024. Disponível em: https://so07.tci-thaijo.org/index.php/rtnb/article/view/4417. Acesso em: 1 jun. 2025.