One page e-learning designs/templates/thoughts/comments ?

I'm researching single-page designs for e-learning. I haven't seen anything applicable to e-learning however I really like the following web designs:

https://www.health-on-line.co.uk/smoking-lung/

http://makeyourmoneymatter.org/

http://nballstats.com/

Anyone have any other information regarding single page layouts for e-learning?