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Should Proof Be Minimal? Ms T's Evaluation of Secondary School Students' Proofs
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Tsamir, Pessia; Tirosh, Dina; Dreyfus, Tommy; Barkai, Ruthi; Tabach, Michal – Journal of Mathematical Behavior, 2009
Calls for reform in mathematics education around the world state that proofs should be part of school mathematics at all levels. Turning these calls into a reality falls on teachers' shoulders. This paper focuses on one secondary school teacher's reactions to students' suggested proofs and justifications in elementary number theory. To determine…
Descriptors: Mathematics Education, Number Concepts, Secondary School Teachers, Mathematical Logic