Key points are not available for this paper at this time.
Jonathan R. H. Tudge, Paul A. Winterhoff, Diane M. Hogan, The Cognitive Consequences of Collaborative Problem Solving with and without Feedback, Child Development, Vol. 67, No. 6 (Dec., 1996), pp. 2892-2909
Tudge et al. (Sun,) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: