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Peer reviewed
Direct linkRobinson, Katherine M.; Dube, Adam K. – Cognitive Development, 2009
Children's understanding of the inversion concept in multiplication and division problems (i.e., that on problems of the form "d multiplied by e/e" no calculations are required) was investigated. Children in Grades 6, 7, and 8 completed an inversion problem-solving task, an assessment of procedures task, and a factual knowledge task of simple…
Descriptors: Problem Solving, Knowledge Level, Early Adolescents, Preadolescents
Felton, Mark K. – Cognitive Development, 2004
Earlier research [Discourse Process. 23 (2/3) (2002) 135] on argumentation suggests that adults use advanced discourse strategies more consistently, more frequently, and more flexibly than do adolescents. The present study examines the development of argumentation skills during adolescence. Forty-eight seventh and eighth graders were assigned to…
Descriptors: Persuasive Discourse, Grade 8, Grade 7, Pretests Posttests
