The core of the education system is the purpose of education. Significance and function of educational purpose: 1. The purpose of education is the core of the whole educational work. The basis, evaluation standard, starting point and destination of educational activities are in a dominant position in educational activities, and are also the fundamental basis for determining educational content, selecting educational methods and evaluating educational effects.

2. The functions of educational purpose include guiding function, encouraging function and evaluating function.

The foundation of the establishment of academic system

(1) The social, political and economic system influenced by relevant policies reflects the wishes and demands of the ruling class.

(2) The level of development of productivity and science and technology, and the technical structure of productivity determines the degree structure of education (that is, the proportional relationship among primary, secondary and higher education).

(3) The laws of teenagers' physical and mental development in different countries are consistent in many aspects. For example, many countries set the age of primary school entrance at five or six.

(4) The historical development of domestic education system and the influence of foreign education system, the inheritance relationship between old and new education systems, the reference to traditional education system and foreign education system.