Group items tagged

Curiyo is a browser extension, available for Firefox and Chrome, that makes it easy to quickly find definitions, videos, pictures, and related reference materials for any word you select in your browser. When you're reading an article online and come across a word that you don't recognize or a word that you're just curious about, long-click on it and a pop-up box containing definitions, pictures, videos, and more will appear.

Goodreads is a privately run "social cataloging" website started in December 2006 by Otis Chandler, a software engineer and entrepreneur. The website permits individuals to sign up and register books to create their library catalogs and reading lists. It also allows users to create their own groups of book suggestions and discussions. In December 2007, the site had over 650,000 members and over 10,000,000 books added. As of July 2012, the site reported 10 million members, 20 million monthly visits, and 30 employees.