I've done this course and I'd say it's a high school level course. Maybe a superstar 7th or 8th grader could do this on their own but I think that would be a st

I've done this course and I'd say it's a high school level course. Maybe a superstar 7th or 8th grader could do this on their own but I think that would be a stretch because there's some "advanced" math involved in the exercises. It's explained pretty well but it definitely assumes you have a basic understanding of geometry.