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Peer reviewedCramer, Kathleen; Post, Thomas – Mathematics Teacher, 1993
Reports research findings regarding the learning and teaching of proportional reasoning. Presents four tasks devised to assess students' proportional reasoning and describes four solution strategies for solving these tasks based on the analysis of seventh and eighth graders' correct responses. (MDH)
Descriptors: Context Effect, Evaluation Methods, Learning Activities, Mathematics Education
Rossa, Dean – Computer Science Education, 1991
Presents eight points to emphasize when teaching the concept of place value. Contends that converting numbers from one base to another helps students understand the concept of place value and the importance of context in establishing meaning. Provides a BASIC computer program to make conversions. (MDH)
Descriptors: Computer Assisted Instruction, Computer Science Education, Concept Formation, Context Effect


