I think there's a HUGE market for entrepreneur type of schools and/or systems. Have you ever heard of Y.E.A? If you're interested in that stuff, you might want to consider teaching the course.... it will really open your eyes. https://yeausa.org/students/apply-today/
I'm an administrator in public education. Trading time for money... there's some things that public education does really well - I'm trying to help open up different "career path" tracks for high school students. I've worked in middle schools, high schools and alternative ed.