Which are some cool websites to learn something new?

Here are the few websites that you may be intersted

1. Page on coursera.com
2. Khan Academy
3. Computational Knowledge Engine
4. Nanodegree Programs
5. Learn to code
6. edX
7. Every child deserves opportunity
8. Stack Overflow
9. Google Scholar
10. Play online, learn online and feed the hungry | Freerice.com
11. Learn to code and help nonprofits
12. TED: Ideas worth spreading
13. Lifehacker - Tips and downloads for getting things done
14. StumbleUpon
15. Learn to Code by Doing - Code School
16. Page on thenewboston.org
17. MakeUseOf - Technology, Simplified
18. The Next Web - International technology news, business and culture
19. Learn Spanish, French, German, Portuguese, Italian and English for free
20. HSW
21. No Excuse List
22. DIY How To Make Instructions
23. Fresh hacks every day
24. clear answers for common questions
25. 750+ Free Online Courses from the Best Colleges | AcademicEarth.org
26. Computation Meets Knowledge
27. Mashable
28. AddictiveTips
29. Free Online Course Materials
30. Scribd - Read Unlimited Books
31. CoinDesk Bitcoin and Blockchain News
32. Cooking For Engineers
33. Grow Your Skills with Online Video Lessons
34. GeekWire
35. Difference Between Similar Terms and Things
36. Dictionary and Thesaurus | Merriam-Webster
37. Wonder How To " Show & Tell for Creators & Doers
38. Buying Guides, Tips,  How to Advice on the PC Ecosystem
39. Grow Your Skills with Online Video Lessons
40. The Verge
41. Brain Games & Brain Training
42. Highbrow
43. Share What You Know! | Learnist
44. Brain Pump - Learn something new
45. Gadget Guide, Technology & Electronics, News & Reviews
46. Free code format online
47. Page on stepjumpr.com
48. Random, Interesting, Amazing Facts - Fun Quizzes and Trivia | Mental Floss
49. Page on nseindia.com
50. Instead of TV, you should watch...
51. Page on lifehackninja.com

EDIT ONE:

1. Launch School (formerly Tealeaf Academy)
2. Eloquent JavaScript
3. Learn Enough to Be Dangerous
4. Learn Ruby The Hard Way