大中小学思政课一体化，是推进当前思想政治理论教育的路径和趋势之一。其中，概念和原理是思政课中非常鲜亮的要素，它们在某种程度上起着线索的作用，具有一定的辐射效应和贯穿作用，直接展现了思政课的基本内容。对这些同类问题如何讲授，也展现了大中小学思政课一体化展开的异同。对同类概念和原理问题进行教学教育研究，有助于细化和拓展对大中小学思政课一体化的认知和运行。

The integration of ideological and political courses in universities, middle schools and primary schools is one of the paths and trends to promote the current education of ideological and political theory. Among them, concepts and principles are very bright elements in ideological and political courses. They play the role of clues to some extent, have a certain radiation effect and penetration effect and directly show the basic content of ideological and political courses. How to How to develop the teaching of similar problems also shows the similarities and differences in the integration of ideological and political courses in universities, middle and primary schools. Teaching and education research on similar concepts and principles will help to refine and expand the cognition and operation of the integration of ideological and political courses in universities, middle and primary schools.