Feedly and have now used it for the last two years. Feedly's interface is simple. Simple interfaces appeal to me. The service works in essentially the same way in my browser as it does on my phone. In the video embedded below I demonstrate the basics of getting started with Feedly.
Applications for Education
If you have students creating and maintaining their own blogs, you could use Feedly to keep track of their blogs.
Subscribing to blogs through Feedly is a great way to keep up with new ideas and trends in your field. Following just one dozen blogs is a good way to get started.