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Dekker, Rijkje; Elshout-Mohr, Marianne – Educational Studies in Mathematics, 2004
This article addresses the issue of helping students who work collaboratively on mathematical problems with the aim of raising the level of their mathematical understanding and competence. We investigated two kinds of teacher interventions aimed at helping students. The rationale of these interventions was based on a process model for interaction…
Descriptors: Instructional Effectiveness, Mathematics Instruction, Mathematics Skills, Mathematics Achievement