Gahamanyi V, Mugiraneza F. Effects of Teaching Aids on Student’s Motivation in Teaching and Learning Mathematics in Day Secondary Schools, Rwanda: A Case of Rusizi District . IJMDS [Internet]. 2024 Aug. 31 [cited 2026 Apr. 4];13(8):139-52. Available from: https://old.ijmds.in/index.php/ijmds/article/view/743