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Developing an Area Formula for a Circle with Goldilock and the Three Bears

Jerry A. Ameis 

November 2001, Volume 7, Issue 3, Page 140

Abstract:
Description of a grade-5 student developing an area formula for a circle where pi is approximated by 3.

Keywords:
Article
Conceptual Development
Grades 6-8
Area
Teacher
Lesson Plans
Reasoning and Proof