Diagrams Use and Cognitive Moderators in 2nd Grade Mathematical Word Problem-Solving
收藏DataCite Commons2025-11-04 更新2026-05-07 收录
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资源简介：
Second-grade students completed a pretest battery assessing cognitive and mathematical skills relevant to word problem solving. Participants were then randomly assigned to receive instruction either with a bar model diagram or without a bar model diagram. Following instruction, all students completed a posttest assessing word problem-solving performance.
提供机构：
University of Chicago
创建时间：
2025-11-04
