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Judith T. Sowder

Reconceptualizing Mathematics
Lessons Learned from Research
Providing a Foundation for Teaching Mathematics in the Middle Grades
Setting a Research Agenda
Middle-grade teachers' mathematical knowledge and its relationship to instruction: a research monograph
Reconceptualizing Mathematics Reasoning about Numbers and Quantities, Reasoning about Algebra and Change
Reconceptualizing Mathematics for Elementary School Teachers
Middle Grade Teachers' Mathematical Knowledge and Its Relationship to Instruction A Research Monograph