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Johnson, Mauritz; Posner, George J. – 1971
An experiment was conducted to investigate three topics of current interest in education: critical thinking, programed instruction, and aptitude-treatment interaction. Thirty college students and 31 ninth graders with extreme discrepancies between their verbal and quantitative aptitude scores were taught eight principles of class reasoning by…
Descriptors: Ability Grouping, Abstract Reasoning, Aptitude, Critical Thinking