[mrguyorama]

>We can't scale this. We can't hire enough teachers to work with students 1 on 1

1 on 1 is not necessary. Even one on ten is probably not necessary. One on twenty for the average case is effective, while "trouble kids" get smaller class sizes. School boards never approve that though.

[nradov]

Many states already have a pupil/teacher ratio under 20 for primary schools. It's not clear whether that significantly improves outcomes.

https://nces.ed.gov/programs/digest/d21/tables/dt21_208.40.a...