Amazing software engineers needed to help make a world-class education accessible for everyone: http://t.co/48qAxh2

A primer on SOPA: http://t.co/j0FvicMO

Doing an AMA (ask me anything) on Reddit: http://t.co/Pw2AvIf5

Breakdown of gas prices: http://t.co/ZpXIpCbz

Talk by Sal at TED:
http://on.ted.com/8z4Y

Overview of debt crisis: http://youtu.be/rIE0yxfEYP4?hd=1 (part 1). Part 2 is here: http://youtu.be/2MgWVBp_Oso?hd=1 http://fb.me/M6XyqLVB

Really amazing video from @vihart http://t.co/yftXlbj

Be sure to watch @60minutes tonight. @sanjayguptacnn takes a close look at Khan Academy http://t.co/yCqE1dIF

Motivating Students and the Gamification of Learning http://t.co/KykrJ52C via @huffingtonpost

Vi Hart is joining forces with us! http://t.co/kJEW0EOO

The Khan Academy And The Future Of Learning http://t.co/mAn9k0B via @wbur

We really like http://www.smarthistory.org and http://www.vihart.com http://fb.me/tXiXTqD5

Appearance on ABC News: http://www.youtube.com/watch?v=RXeDxJfrqdw

Appearance on Colbert Report last night: http://www.colbertnation.com/the-colbert-report-videos/388279/june-02-2011/salman-khan

Check out our new Journey into Cryptography series by @britcruise http://t.co/OEqQtJlr

What do you think of this video? http://t.co/g055qxX7

Inspiring story ( watch until the end )! http://t.co/7j2RXZ5

Correlation and causality: http://t.co/hXUJN8x

Bitcoins! A new #khanacademy video series by @zulfikar_ramzan :
 https://www.khanacademy.org/science/core-finance/money-and-banking/bitcoin/v/bitcoin-overview …

Happy Black Friday! We've just released our free iPhone app where you can watch all of our videos – go get it now:  https://itunes.apple.com/us/app/khan-academy/id469863705?mt=8 …