Welcome, hiker!
Throughout the years, unfortunately there have been very few wonderful options for the education of our gifted children.
Your ideas sound brilliant.
With the recent emphasis on one-size-fits-all, and the change in school ratings/rankings to focus on equal outcomes, fewer families are learning about the Davidson Gifted Issues Discussion Forum. As children grow and families leave, and fewer families join, it has gotten a bit quiet here lately.
That said, there is a robust repository of old threads and posts from which helpful tidbits of information may be gleaned.
The Learning Environments forum includes homeschooling discussion:
http://giftedissues.davidsongifted.org/BB/ubbthreads.php/forums/5/1/Learning_Environments.html"Unschooling" has been an option for some:
https://www.thissimplebalance.com/unschooling-books/Here is a link to an archived article on choosing a school:
https://web.archive.org/web/20160229001543/http://www.davidsongifted.org/db/Articles_id_10511.aspxAgain, welcome!

Hopefully a few more members will chime in with their thoughts.