The main columns of this issue of HowNet are: preface, new knowledge and news, people, theoretical exploration, scientific research methods, scientific and educational innovation, management, teachers' morality and style, teacher construction, preaching and teaching, knowledge garden and collection strategy.

Description of hownet:

Click "Publication Retrieval" on the right side of the search box on the homepage of the new version of HowNet, and then select "Core Journal Navigation" on the left side of the "Journal Navigation" page. At this time, you can choose the corresponding core journals according to the subject classification. For example, if I choose the category of "mechanical instrument industry" in the column of "industrial technology", I will get 27 search results. If I choose "Journal of Mechanical Engineering", I can view the journal details, influencing factors, collection overview and so on.