Techa, R., Kornpuang, A., Saengsawang, P. and Rattanasirinichakun, N. 2025. THE ADMINISTRATION OF EDUCATIONAL OPPORTUNITY EXPANSION SCHOOLS THAT PROMOTES CHARACTERISTICS OF HIGH FUNCTIONING CLASSROOM. Journal of Education and Innovation. 27, 1 (Feb. 2025), 214–230. DOI:https://doi.org/10.71185/jeiejournals.v27i1.278106.