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Direct linkKamii, Constance; Kysh, Judith – Journal of Mathematical Behavior, 2006
In individual interviews, 220 students in grades 4, 6, 8, and 9 were given one task, and 72 eighth graders were given three tasks to answer two questions: (a) Is a square the unit of measurement for an area for students in grades 4-8? and (b) Does a square have a space-covering characteristic for students in grade 8? The answers to both questions…
Descriptors: Geometric Concepts, Grade 8, Grade 4, Piagetian Theory
