> this is about how e.g. high school students need simplified versions of how an electron works (a point) before college students learn the reality (a cloud),

> this is about how e.g. high school students need simplified versions of how an electron works (a point) before college students learn the reality (a cloud), then it seems banal Why is it banal? Just because you already understand it? It's an important idea that comes up all over education, and isn't often explicitly mentioned.