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This book is the accumulation of the author Professor Pei Dina's long-term teaching experience, and has widely absorbed the rich achievements of educational science research in China and the West. This book comprehensively and systematically discusses the general principles of educational research methods, the conception and design of educational research, and the analysis and evaluation of educational research results. On the premise of adhering to the guidance of Marxist methodology, it has widely absorbed the achievements of contemporary natural science, social science and thinking science methodology; It also applies mathematical methods to education and scientific research, and combines qualitative analysis with quantitative analysis. This not only improves the scientificity of educational research methods, but also embodies the characteristics of the times of educational research methods.