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just earned the Master of Pre-algebra on http://www.khanacademy.org/ via @khanacademy
just earned the Journeyman Pre-algebraist on http://www.khanacademy.org/ via @khanacademy
just earned the Magellan on http://www.khanacademy.org/ via @khanacademy
just earned the Master of Arithmetic on http://www.khanacademy.org/ via @khanacademy
just earned the Artisan Arithmetician on http://www.khanacademy.org/ via @khanacademy
just earned the Going Transonic in Prime factorization on http://www.khanacademy.org/ via @khanacademy
just earned the Journeyman Arithmetician on http://www.khanacademy.org/ via @khanacademy
just earned the Work Horse on http://www.khanacademy.org/ via @khanacademy
just earned the Going Transonic in Division 1 on http://www.khanacademy.org/ via @khanacademy
just earned the Apprentice Arithmetician on http://www.khanacademy.org/ via @khanacademy
just earned the Hard at Work on http://www.khanacademy.org/ via @khanacademy
just earned the Picking Up Steam in Subtraction 4 on http://www.khanacademy.org/ via @khanacademy
just earned the Picking Up Steam in Adding decimals on http://www.khanacademy.org/ via @khanacademy
just earned the Ten to the Fourth on http://www.khanacademy.org/ via @khanacademy
just earned the Making Progress on http://www.khanacademy.org/ via @khanacademy
just earned the Picking Up Steam in Addition 1 on http://www.khanacademy.org/ via @khanacademy
the world needs great work more than great marketimg http://t.co/XUg3pGN7 #Kindle
trying to get the latest #tideals from http://t.co/GFksLoKX but they were sold out before they even activated the page
check out this robot helping a kid go to school http://t.co/D7JBCM5H
I just posted a simple do-it-yourself christmas ornament, that you can use to practice surface mount soldering http://t.co/dihiMVu3
RT @hackernewsbot: MPAA Costs Hollywood More Than US BitTorrent Piracy... http://t.co/GOrW6hzf
RT @hackernewsbot: Carmack: Parallel Implementations... http://t.co/YLlgvNUs
RT @Avaaz: We're already close to 300,000 people calling to stop internet #censorship! Sign http://t.co/I9vsovPF and urge US Congress to reject #SOPA
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