Information literacy is the basic skill that citizens should have in information society, as well as the basic requirement for talents to live, study and work in information society. Strengthening the research on the theory and practice of information literacy evaluation is of great significance for improving K-12 students' information literacy. This paper elaborated the significance and value of K-12 students' information literacy research, reviewed and summarized the domestic and international research status on K-12 students' information ...