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A comment on The end-of-pilot report from using Khan Academy for 80-90% of class time[pdf]. Parent comment

Re:The end-of-pilot report from using Khan Academy for 80-90... by kiba on Wednesday March 14, 2012 @10:32AM (#3703318)
The Khan Academy group spent 50% of their time on basic mathematical skills while the control group spend all their time on algebra. That might be a reason as to why we don't see better improvement in their score.
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