You're welcome. It's useful and enjoyable for me to see how people think through their teaching.
Should you want to find out more you can search "productive struggle nctm/math/teaching." The concept came to me via the math education community but I would actually recommend starting out with the work of Robert and Elizabeth Bjork [0,1].
The Bjorks have researched the same concept extensively. Their term for it is "desirable difficulties."
Their work made the leap from academia to popular culture via David Epstein's book, Range.
Should you want to find out more you can search "productive struggle nctm/math/teaching." The concept came to me via the math education community but I would actually recommend starting out with the work of Robert and Elizabeth Bjork [0,1].
The Bjorks have researched the same concept extensively. Their term for it is "desirable difficulties."
Their work made the leap from academia to popular culture via David Epstein's book, Range.
[0] https://researchschool.org.uk/durrington/news/bjorks-desirab...
[1] https://bjorklab.psych.ucla.edu/robert-a-bjork-publications/