Agyiri, F.O.P., Kwabena, A.J.S., Aidoo, B. and Asiedu, E.O. 2019. Determinants of Senior High School Students’ Performance in the Physical Sciences in the Twifo – Hemang Lower Denkyira District: The Interplay of Ambition and Effort as Mediating Variables. The International Journal of Humanities & Social Studies. 8, 1 (Jan. 2019). DOI:https://doi.org/10.24940/theijhss/2020/v8/i1/HS2001-023.