Okeng’o GM, Okioma DLM. INFLUENCE OF TEACHING METHODS ON DEAF STUDENTS’ ACADEMIC PERFORMANCE IN SCIENCES AT NGALA SCHOOL FOR THE DEAF, NAKURU COUNTY, KENYA. er [Internet]. 2020Oct.9 [cited 2024Nov.17];5(9):14-6. Available from: http://webmail.ijrdo.org/index.php/er/article/view/3897