Okpanachi CE, Idoko EJO, Achimugu L, Ode JO. EFFECT OF MULTIMEDIA INSTRUCTIONAL STRATEGY ON SENIOR SECONDARY SCHOOL STUDENTS’ ACADEMIC PERFORMANCE IN MATHEMATICS IN KOGI STATE. JOSTMP [Internet]. 2025 Apr. 30 [cited 2025 Jul. 6];3(1):118-30. Available from: https://jostmp-ksu.com.ng/index.php/jostmp/article/view/186