INFLUENCE OF INSTRUCTIONAL MATERIALS ON ACADEMIC PERFORMANCE OF LEARNERS WITH VISUAL IMPAIREMENT IN PUBLIC PRIMARY SCHOOLS IN RONGO SUB-COUNTY KENYA. AJOEI [Internet]. 2026 Jul. 6 [cited 2026 Jul. 26];8(17):127-39. Available from: https://ajoeijournal.org/sys/index.php/ajoei/article/view/1200