The sites home page has 5 validation issues. It has two errors and three warnings. Their Learn HTML page has 19 validation issues. It has 14 errors and 5 warnings. I would rate the site's design as a 9 because it has many colors and easy to read font as well as a large font size. Also, everything is well labeled. I would also rate the site's usibility as a 9 because it has a good design and every button is clearly labeled. I strongly believe that the site meets its purpose.