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Rosetta stone is very expensive compared to Duolingo (which is free). Also there was study that showed while Rosetta stone was more effective than class room in
by voidlogic 12y ago
Rosetta stone is very expensive compared to Duolingo (which is free). Also there was study that showed while Rosetta stone was more effective than class room instruction it was only half as effective as Duolingo: http://static.duolingo.com/s3/DuolingoReport_Final.pdf http://static.duolingo.com/s3/DuolingoReport_Final.pdf