Social Bookmarking, Networking and Browsers

Links verified 7/14/2016

1. diigo - Social Annotation - Highlight text on a web page for students to look at, apply sticky notes to pages and share with students and colleagues
2. High PR Social Bookmarking Sites List 2016 - posted by QD Tricks
3. My Portaportal - A web based bookmarking utility that lets you store links to your favorite websites online.