Sounds like project-based homeschooling.
Have you read this book?
http://project-based-homeschooling.com/books
My oldest is 12-yrs-old. He has never been in school, but I know for sure that it would not have worked for him. I wrote about that here:
https://steemit.com/life/@canadian-coconut/happy-not-back-to-school-day
I haven't read that book! We usually just learn as we live life....but sometimes a project is fun. I'll check out the book and read your post! :)