Khan Academy on Twitter: "We just launched our AP Computer Science Principles course! 🎉 Learn about computers, the internet, programming, algorithms, and data analysis with instructional articles, videos, and 600+ practice questions created by @pamelafox: https://t.co/TC33pwGHCo Video via @codeorg… https://t.co/lHg89UFXo4"

Country	Code	For customers of
United States	40404	(any)
Canada	21212	(any)
United Kingdom	86444	Vodafone, Orange, 3, O2
Brazil	40404	Nextel, TIM
Haiti	40404	Digicel, Voila
Ireland	51210	Vodafone, O2
India	53000	Bharti Airtel, Videocon, Reliance
Indonesia	89887	AXIS, 3, Telkomsel, Indosat, XL Axiata
Italy	4880804	Wind
3424486444	Vodafone
» See SMS short codes for other countries

We just launched our AP Computer Science Principles course! Learn about computers, the internet, programming, algorithms, and data analysis with instructional articles, videos, and 600+ practice questions created by @pamelafox: http://khanacademy.org/computing/ap-computer-science-principles … Video via @codeorgpic.twitter.com/PT335IljnI