It is understood that Professor Huang has taught more than a dozen courses related to mechanics. He is an old professor with very old qualifications. In class, he never takes a textbook and does not use PPT. All the knowledge he teaches is in the form of calligraphy. It can be said that he can't do this without profound professional skills.

So, like this? Alternative? What are the requirements for Professor Huang's teaching skills?

First of all, the writing skills of the tablet must be very good. After all, the knowledge imparted to students by the writing board is reflected on the blackboard, which requires that the writing on the writing board must be neat and clear, so that students can see it at a glance.

Secondly, we should have the basic skills of classroom language. After writing a book on the blackboard, because you want to tell students this knowledge, you must memorize the contents of the last book, so that you can have something to say when you explain it. Moreover, when explaining, you should enunciate clearly, articulate clearly, have a loud voice, and have a positive and full mental state in order to attract students' attention.

Thirdly, this teaching method of handwritten books also needs the ability to interpret the teaching materials. Since Professor Huang Can doesn't use textbooks to teach, it shows that he has mastered the knowledge content of textbooks, and mastered the structural characteristics, chapter content, important and difficult points, examination key points, expansion space and other knowledge points of textbooks. Let him think clearly when teaching and connect all the knowledge points in series.

Thirdly, this teaching method also reflects Professor Huang's rich experience in controlling classroom atmosphere and mobilizing students' enthusiasm. Now in the classroom, especially in universities, most teachers prepare lessons in advance, and the whole class is taught in the form of PPT. Professor Huang Can writes books on the blackboard, which makes students so popular, which shows that he has a good control over the classroom.

In a word, Professor Huang's method is very distinctive and attractive, which is worth popularizing.