Kinai, C.W. , Nassiuma, D. and Mbogo, R. 2026. Strategic Plan Implementation and Physical Development in Day Secondary Schools in Masinga and Yatta Sub-Counties, Machakos County, Kenya. Journal of Education. 6, 3 (Jun. 2026), 52–61. DOI:https://doi.org/10.70619/vol6iss3pp52-61-823.