This book is the representative work of Czech educator Comenius, and it is also regarded as the beginning of the formation of an independent discipline of pedagogy. The subtitle is "The Universal Art of Teaching Everyone Everything". Published in 1632. * * * Chapter 33. The book opposes feudalism and scholasticism education, and systematically expounds the educational viewpoints that meet the requirements of the emerging bourgeoisie, including the purpose, function, system, content and mode of education. It is pointed out that teaching must follow nature, and the principles of simplicity, thoroughness, conciseness and rapidity are demonstrated. It is the earliest systematic pedagogy work in modern times.

Great teaching theory focuses on the problem of teaching theory. Comenius clearly expounded the most basic purpose of great teaching theory in Greetings to Readers. He said that teaching theory is the art of teaching, and "great teaching theory" is the universal art of "teaching everything to all people", and it is the art of "teaching with certainty", "teaching with fun" and "teaching with thoroughness". The book clearly puts forward and demonstrates a series of teaching principles and rules in detail, puts forward and discusses various teaching methods (including general teaching methods and subject-specific teaching methods), draws up the curriculum of schools at all levels, establishes the basic organizational form of school teaching, formulates the principle requirements for compiling teaching materials, and even makes specific provisions on how teachers can have a good class. The Great Teaching Theory also discusses moral education, religious education, art education and physical education. ? Although the Great Teaching Theory has inevitable historical limitations, it extensively and deeply discusses various problems in education, summarizes the history and teaching experience at that time, and puts forward many valuable opinions. It is the earliest systematic pedagogy work in modern western countries, which laid the foundation for the establishment of modern pedagogy.