Effects of Audio-Visual Instructional Materials on Teaching Science Concepts in Secondary Schools in Bwari Area Council Abuja, Nigeria

This research work investigated the effects of audio-visual instructional materials on teaching science concepts in secondary schools in Bwari Area Council, Abuja, Nigeria. The study adopted a pre-test, post-test quasi-experimental design. Two research questions and two hypotheses were formulated to guide the study. The sample of the study comprised one hundred students. A Science Achievement Test (SAT) that is, test instrument was used to gather data while mean, standard deviation and t-test statistics were used to analyzed the data. Major finding revealed among others that audio-visual instructional material has a significant effect on students’ achievement in sciences, also the use of audio-visual instructional material enhanced the effectiveness among male and female students learning science without gender disparity. Therefore, it was recommended among others that teachers should incorporate the use of appropriate audio-visual instructional materials when teaching their students and they should be encouraged to use audio-visual aids in order to enhance the interest of male and female students and keep them attentive in the class.