Appiah SJ, Amoah EK, Adjei EA, Akayuure P. Senior high school students thinking levels in permutation and combination using solo taxonomy. 5052 [Internet]. 2025 Aug. 1 [cited 2025 Aug. 8];9(2):143-55. Available from: https://archive.aessweb.com/index.php/5052/article/view/5511