After school lessons and on weekends at home.
You can also parallel educate them.
Have your kids tell you the lessons of the day and then teach them your own way.
But of course you should be allowed to home school.
“But of course you should be allowed to home school.”
I quoted that part, because of course you should. If they want to make sure people know stuff they can have general exams that need to be passed. That I would not object to.
But to your larger point, I totally agree. And I remember my mother saying (this would have been in the 1930s) that every day she and her brother would come home from school and say what Sister had taught that day. And every night her father would bang his fist on the table and explain why Sister was wrong.