Kirikua, H.T.M. et al. 2020. To Establish the Effects of Principals’ Support to Teachers Through Mathematics Seminars/Workshop on Student’ Performance in Mathematics in Kcse Examination in Meru County, Kenya. International Journal for Innovation Education and Research. 8, 10 (Oct. 2020), 145–163. DOI:https://doi.org/10.31686/ijier.vol8.iss10.2497.