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Papadopoulos, Ioannis; Dagdilelis, Vassilios – Journal of Mathematical Behavior, 2008
Despite its importance in mathematical problem solving, verification receives rather little attention by the students in classrooms, especially at the primary school level. Under the hypotheses that (a) non-standard tasks create a feeling of uncertainty that stimulates the students to proceed to verification processes and (b) computational…
Descriptors: Problem Solving, Grade 5, Grade 6, Mathematics Instruction