This research presents and discusses the importance and effects of using visual and audio materials in foreign language teaching. Everybody who studies on the subject of using materials in foreign language teaching can find out something in the study. It is our sincere hope that this research informs its users. If it does, than it will have made a contribution to the all important realm of language teaching. We are confident that the research will enable language teachers to increase their effectiveness while at the same time, making their task an easier and more enjoyable one. (Contains 12 graphs and 1 table.)