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http://www.classroom20.com/


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http://www.aula20.com/


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http://live.classroom20.com/


Join the Classroom and can you learn to sing 2.O Ning or the AULA 2.0 Ning and look around.
Please watch two recordings of a Classroom 2.0 LIVE show that interests you.
Best would be to participate live if the timing works out.