Owusu-Amponsem, G., Sam, C. K. and Ngman-Wara, E. I. D. (2026) “An Investigation into the Effect of Concept Mapping on Students’ Learning Outcomes in Photosynthesis at the Senior High School Level”, European Scientific Journal, ESJ, 22(17), p. 105. doi: 10.19044/esj.2026.v22n17p105.