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> I find myself endlessly frustrated by these discussions around the teaching of mathematics. People seem to want to make it more conversational, more interacti
by light_hue_1 2y ago
> I find myself endlessly frustrated by these discussions around the teaching of mathematics. People seem to want to make it more conversational, more interactive, more engaging. It doesn't work that way! Learning mathematics is like learning to play a musical instrument. No amount of 1-on-1 discussion with a teacher will get you to mastery.
That's flat out untrue. I speak from experience of teaching math all the way from grade school to teaching undergrads and grad students to teaching adults.
I can take a failing student who is completely confused and get them on track in a few hours over a few weeks. 1-on-1 discussions are not just really important, they're astronomically more effective than anything else.
Making math engaging is the number one thing that matters. Being an engaging teacher matters. Adapting to a specific student and their needs matters. Someone can practice something they hate for 10 hours and get nowhere. Someone else can practice something they love for 10 minutes and make amazing progress. You remember things that are engaging, you hardly remember anything about things that are boring.
This is what all of these AI tools get wrong. Even if they understood the problem domain and could explain it --- which they cannot.
I've had this experience with adults switching jobs into programming too. So many avoided STEM because they hated math. After like two hours together they not only got math, they started to enjoy it. Happens all the time.
> You just need to practice. For hours and hours and hours.
This is probably the worst brain damage that Gladwell and others have done with the whole nonsense of 10,000 hours of practice.
No. No amount of poor quality practice where you're hitting your head against the wall will be productive.
You need to learn how to practice math. Practice is worth it after you've gained some mathematical sophistication and some understanding of the problem domain. Most people need peers or a teacher or a tutor to help get them unstuck and point you in the right direction.
> The teacher cannot replace individual practice time.
No amount of practice for 99% of people can replace a tutor. Yes, people with mathematical aptitude don't need one; I didn't. But most people need to have some guidance and then they can practice.
- chongli 2y agoWhat kind of career do you have that you're teaching both elementary school and graduate-level mathematics? Are you a mathematician and a parent?
- camdenreslink 2y agoI had an English teacher in my K-12 school district that also taught classes at the local university. I don't think that is unheard of.
- chongli 2y agoIt makes sense for an English teacher. For mathematics it makes no sense at all. Elementary school arithmetic is nothing like graduate level mathematics.
- ndriscoll 2y agoIn the morning you teach fourth graders about fractions, and in the evening you teach first year graduate students about localization. Math is just progressively more complicated fraction problems each year. Sounds about right to me.
- JustinSkycak 2y agoNot intended to be a full rebuttal, but also speaking from experience: I've gotten a front-row seat to multiple dumpster fires where a well-intentioned teacher focuses all their energy on class discussions about mathematical beauty and cool applications, thinks that because they're so engaging they don't have to optimize instruction strategies and hold students accountable, and graduates students who are excited about math yet can't solve even the most basic kinds of problems that they were supposed to have learned in the class.