Yes, I've come to the same pattern after many year of crafting explanations. If I may add somethig, an initial step 0 that contains a "pitch" or "hook" to moti

Yes, I've come to the same pattern after many year of crafting explanations. If I may add somethig, an initial step 0 that contains a "pitch" or "hook" to motivate reader to read the material. e.g. why what you're learning is important/useful.