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The Popcorn Box Activity and Reasoning about Optimization

Walter J. Whiteley and Ami Mamolo 

February 2012, Volume 105, Issue 6, Page 420

Abstract:
Investigating rates of change in volume without calculation leads to an enriched sense of the optimization process and encourages reflection and connection among different approaches.

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The Popcorn Box: GSP File for creating animations of the activity

Keywords:
Computers
Cross-Curriculum Connections
Grades 9-12
Teacher
Geometric Patterns
Manipulatives
Slope