I don't think most students are self-disciplined enough to do that. Motivated adults are very different from unmotivated children.
My kids had access to texts/resources which I only dreamed of when I was young (too much time reading Hermann Hesse's _The Glass Bead Game_ which they seem drawn from):
- https://mathcs.clarku.edu/~djoyce/java/elements/elements.htm...
- https://www.motionmountain.net/
- https://apps.apple.com/us/app/the-elements-by-theodore-gray/...