Briefly describe the concept and characteristics of literature method.
Collect, identify and organize documents. Literature method mainly refers to the collection, identification and collation of literature. Through the study of literature, a method of understanding fact science is formed, which is also an important task and content in educational science research. From the whole process of educational scientific research, literature method is often used in the preparation stage and the process of scientific research. There is no education and scientific research without consulting literature.