According to this Quora thread, the following sites will creatively keep you entertained.
Try taking some academic classes from the best sources in the country. Oh, and it’s FREE!
This site curates a bunch of DIY tutorials for your everyday use. Finally, a place that gives you more things to pin on Pinterest.
Actually learn a foreign language or two, because you don’t remember shit from your high school Spanish class.
“It gets you to 1500 words which is somewhere between basic and conversational.”
4. Big Think
Let this site do the talking, because it will Blow. Your. Mind.
“The ideas can help you think flexibly and act decisively in a multivariate world.”
Send a letter to your future self and track life’s triumphs and setbacks. It’s like a digital time capsule!
The perfect platform for keeping your mind sharp after hours of Facebook stalking.
Must love books and compiling impossible “to-read” lists.
It “is the world’s largest site for readers and book recommendations. You can build your virtual bookshelf here :)”