Yeah, that's true. I'm not entirely sure how you'd implement it but it would be great if there was options to do the one-class-at-a-time model or the tradition

Yeah, that's true. I'm not entirely sure how you'd implement it but it would be great if there was options to do the one-class-at-a-time model or the traditional one if you prefer, though almost by definition the public school system is (mostly) one-size-fits-all.