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Collaborative Planning for a Unit on the Quadratic Formula

Usha Kotelawala 

May 2010, Volume 103, Issue 9, Page 669

Abstract:
Conversations among three high school teachers as they plan a unit on deriving the quadratic formula allow them to share ideas and reflect on their teaching struggles and successes.

Keywords:
Article
Grades 9-12
Teacher
Professional Development / Teacher Education
Reasoning and Proof