Amplify your online learning (learnifi.com)

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.

Checkout the screenshots here: http://imgur.com/a/0LrgX