Abudu, A.M. 2019. Curriculum Planning Activities of Heads of Schools and Academic Performance of Senior High School Students in the Northern Region of Ghana: Curriculum Planning Activities of Heads of Schools and Academic Performance of Senior High School Students in the Northern Region of Ghana. The Oguaa Educator. 13, (Jun. 2019), 70–97. DOI:https://doi.org/10.47963/toe.v13i.296.