Originally, this book was on Google Play and Amazon, but, because technology moves fast, the fixed epub version information went out of date quickly. Because Drupal is easy to update nodes, I can still publish this for sale and update it whenever I need to. Plus, users can buy only what educational content they need for the moment.
www.iek-01.com is a Greek responsive website portal dedicated exclusively to public and private institutions of post-secondary education of Vocational training institutes in all specialties.
I recently went Beta with my Android Application 'TrophyLife'. I needed a back end server for the application and made a go with it using Drupal and it seems to be working great.
Our agency just launched iPlayAmerica.com, built on Drupal v7, it's responsive while utilizing a number of standard Drupal modules combined with some custom JavaScript and jQuery, check it out!