KAWINTHANACHAROEN, T., Senaveenin, P., Aekkapatchaiyawong, K., Sithsungnoen, C. and Nillapun, M. (2026) “Curriculum Management Strategies for Secondary Thai Language Learning to Enhance 21st-Century Learner Competencies”, Education journal Faculty of Education, Nakhon Sawan Rajabhat University . Nakhon Sawan,Thailand, 9(2), pp. 280–293. doi: 10.2774.EDU2026.2.286042.