Comprehensive knowledge of education includes a wide range of educational fields and related professional knowledge. The following are some important contents of comprehensive education knowledge: 1. Educational psychology: Educational psychology studies psychological factors in the process of learning and development, including cognitive, social and emotional factors. It covers learning theory, cognitive development, learning strategies and educational evaluation. 2. Educational management and leadership: Educational management and leadership study knowledge and skills in school management, policy formulation, teaching organization and educational reform. It includes education leadership theory, education policy and planning, education law and school management. 3. Teaching principles and methods: Teaching principles and methods study teaching theories and teaching techniques in the teaching process. It includes teaching design, classroom management, evaluation and feedback, multimedia teaching and personalized education. 4. Educational technology and media: using scientific and technological resources and media resources to improve teaching and learning educational technology and media research methods and tools. It includes the application of educational technology, online education, the development of online learning resources and the design of educational games. 5. Educational evaluation and measurement: Educational evaluation and measurement studies methods and tools for evaluating students and teaching quality. Including the principle of educational measurement, examination design and analysis, evaluation tool development and data analysis. 6. Cross-cultural education: Cross-cultural education studies educational issues and cross-cultural communication under the multicultural and transnational background. It includes multicultural education, international education, cross-cultural communication and comparison of educational policies. 7. Special education: Special education studies the methods and strategies to provide educational support and services for students with special educational needs. It includes knowledge of learning disabilities, emotional and behavioral disorders, autism, hearing and visual disorders and physical disorders. 8. Early childhood education: Early childhood education studies the learning and development of children aged 0-6. Including infant development theory, infant education methods, kindergarten management and family education.