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Yopp, David A. – PRIMUS, 2012
Considerable literature has documented both the pros and cons of students' use of empirical evidence during proving activities. This article presents an analysis of a classroom episode involving in-service middle school, high school, and college teachers that demonstrates that learners need not be steered away from empirical investigations during…
Descriptors: Persuasive Discourse, Geometry, Middle School Teachers, Secondary School Teachers