University of Salford Press Office/flickr Tired of wasting your time watching cat videos or scrolling through your Facebook newsfeed? Want to be more productive next time you go online? Here's a list of websites that will actually make you smarter: Digital Photography School — Read through this goldmine of articles to improve your photography skills; they're helpful even if you're a complete beginner. There's also an active forum where you can find a community of other photographers to connect with. Duolingo — Sharpen your language skills with this fun, addictive game. Factsie — Did you know the horned lizard can shoot blood out of its tear ducts? Fast Company's 30-Second MBA — In short video clips from from accomplished corporate executives, you'll learn great business advice and life lessons, really fast. Freerice — Expand your vocabulary while feeding the hungry. Gibbon — This is the ultimate playlist for learning.