For students who prefer to work through a textbook, in other words firstly theory and definitions, then examples and exercises, we write modules that have exactly these three modules in certain combinations, but we make of it a "Talkng textbook" that explains itself.

If there is, therefore, any part of the text that requires an explanation, we will make a video of it and insert a hyperlink  so that the video can be played immediately.

See the example below: