This book is the teaching material of the course "Educational Research Methods" for preschool education majors in normal universities. It can also be used as a teaching book for continuing education and further study of kindergarten teachers, and can also be used as a reference book for grassroots preschool education researchers and kindergarten teachers to engage in educational research. This textbook follows the principle of integrating theory with practice, systematically describes and introduces the research methods of preschool education, elaborates the characteristics, processes and steps of various research methods, and lists a large number of examples to illustrate the application of research methods in practice.