The website is so nice, and I thought all the material would be from the Superhero.js team too. Upon further review, they link to other sites, and some of them

The website is so nice, and I thought all the material would be from the Superhero.js team too. Upon further review, they link to other sites, and some of them are not as user friendly and nice looking. The change of UI between each lesson/source is kind of an eye sore and sometimes annoying. Nonetheless, thanks for putting this together!