The human-nature conflict is a phenomenon that has been going on since the first day of human history. It can be said that humans have to make sense of nature in order to survive and improve their living standards. Throughout history, people have tried many different ways to make sense of nature and its phenomena. Through mythology, religion, metaphysics and ultimately science, human beings have constantly searched for the truth. He has made a conscious effort to understand and analyze himself, other people, and the phenomena and events around him, and has followed appropriate paths. In this study, after briefly mentioning the human search for truth and then the positivist approach to finding the truth, quantitative research, which is a reflection of the positivist approach, and its characteristics will be discussed. Basic quantitative research designs will be classified and the role of quantitative research in educational research will be examined. Finally, the concerns of quantitative research will be emphasized.