http://nikadubrovsky.livejournal.com/ ([identity profile] nikadubrovsky.livejournal.com) wrote in [personal profile] bravchick 2011-03-16 08:09 pm (UTC)

вот, кстати,
очень советую посмотреть
http://www.khanacademy.org/
мы всей семьей сидим уже неделю.
а вообще-то там миллион человек зависает.
(103 comments)

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