Educational science research belongs to the category of social science research. It is a planned, organized and systematic process of understanding educational phenomena and constructing educational theories. It is also a process of collecting, sorting out and analyzing relevant materials by using scientific methods and following certain procedures, and drawing educational laws. Educational research is different from general experience summary and news report. If summing up experience and news reports are only summing up afterwards, then formal investigation is to conduct planned and organized exploration and research on educational phenomena in advance.

Natural science is a science that studies the material form, structure, nature and motion law of nature. It includes basic sciences such as mathematics, physics, chemistry and biology, and practical sciences such as astronomy, meteorology, agronomy, medicine and materials science. It is a summary of the practical experience of human beings in transforming nature, that is, the experience of production struggle. Its development depends on the development of production.