DOMINIC, Samaila, YARO, Emmanuel, and CHUKWUEMEKA, Emeka. “Impact of Flipped-Classroom Approach on Secondary School Students’ Motivation and Academic Achievement in Geography in Kebbi State, Nigeria”. Abuja International Journal of Education, vol. 12, no. 1, Dec. 2025, doi:10.66083/aije.v12i1.61.