OK, here you go.
https://billygraham.org/story/home-is-where-the-heartwork-is/
"Yes, that’s right. I was a homeschool kid. They (Graham's parents) took the Scriptures pertaining to the instruction of one’s children to heart and taught me themselves (along with my younger sister)."
Then there's ...
https://www.theguardian.com/commentisfree/2013/may/08/christian-home-schooling-dark-side