The litmus of any "real" IFB church is whether or not they have a Christian school. It may only have ten students, but hey it still exists. In this episode, Sam and David discuss how this came to be, and Sam tells her tales as a "lifer" in her church's school.
Sources used research:
https://trace.tennessee.edu/cgi/viewcontent.cgi?article=2528&context=utk_graddiss
https://en.wikipedia.org/wiki/Christian_school
https://www.christianeducation.com/blog/progression-christian-education-america
https://www.touchstonemag.com/archives/article.php?id=26-05-019-v