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Harvard University

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Animated agents and learning: Does the type of verbal feedback they provide matter?
err2013-09-01
err79
PREAI
errLin, Lijia; Atkinson, Robert K.; Christopherson, Robert M.; Joseph, Stacey. S.; Harrison, Caroline J.
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Searching for the two sigma advantage: Evaluating algebra intelligent tutors
err2013-07-01
err24
PREAI
errSabo, Kent E.; Atkinson, Robert K.; Barrus, Angela L.; Joseph, Stacey S.; Perez, Ray S.
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