Why do you think children will learn anything from a remark on a specific problem? If it were that simple, teaching would be easy. (Notice that teaching smart kids is easy).
Much of education requires making errors until you get it right a few times in a row, and paying attention of the errors. Getting an explation of your errors is only part of that process. No LLM can provide the rest of it.
Much of education requires making errors until you get it right a few times in a row, and paying attention of the errors. Getting an explation of your errors is only part of that process. No LLM can provide the rest of it.