This tool gives you free access to supplementary reading resources for online courses, structured in a way that they won't consume more than 10 minutes of your time at a stretch. The resources give a better understanding of the concepts and the general problems faced. It would be really amazing to have hacker new community as early users, please do sign up. Thanks.<p>Checkout the screenshots here: <a href="http://imgur.com/a/0LrgX" rel="nofollow">http://imgur.com/a/0LrgX</a>