Dr Eucharia Amaka Onu, Dr Chigbu Baptista Chinyere, and Dr Benjamin A. Ogwuche, “TESTING THE EFFICACY OF CO-OPERATIVE LEARNING STRATEGY ON SENIOR SECONDARY STUDENTS’ ACHIEVEMENT IN PHYSICS IN KABBA BUNU EDUCATION ZONE, KOGI STATE, NIGERIA: IMPLICATIONS FOR EDUCATIONAL ADMINISTRATORS”, WT, vol. 35, no. 3, pp. 497–505, Oct. 2026.