Romano, B. , Samudio, R. , Paulino, M.R. , Palacios, D. , Toca, M.A. and Bernales Jr., G. 2020. Assessment on Level of Effectiveness of Using Audio-Visuals in Teaching Science. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research. 2, 1 (Apr. 2020).