If the technology is truly as capable as humans in many domains (and that might still take a while), it will not matter anymore whether it is a good teacher or not. The need for (and thus value of) human labor will depreciate and so will its "supply chain" the education sector.

> hope they get some education, but the reality is that we use schools for free childcare

Exactly, teachers will be less and less pedagogs and more and more wardens.