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Peer reviewedOlson, Melfried, Ed.; Sakshaug, Lynae, Ed.; Olson, Judith, Ed. – Teaching Children Mathematics, 1997
Offers a problem for teachers to try with their students. The problem is presented visually as a row of 15 connected squares and the task is to determine the number of rectangles. The goal is to encourage teachers to reflect on students' work and analyze classroom dialogue. (PVD)
Descriptors: Active Learning, Elementary Education, Elementary School Mathematics, Geometry
