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Stephens, W. M.; And Others – 1982
In connection with the formative evaluation of the Developing Mathematical Processes (DMP) curriculum, interviews were conducted with teachers in grades 1-3 at the beginning of the school year and after concluding each of the 10 topics on addition and subtraction. The topics had been especially prepared for a classroom observational study. The…
Descriptors: Addition, Curriculum Development, Educational Research, Elementary Education