From Simple Questions to Powerful Connections: A Two-Year Conversation about Negative Numbers
Jean Behrend, Laura Mohs
January 2006, Volume 12, Issue 5, Page 260
The experiences of a group of primary-grade students and their teacher as they explore negative numbers over the course of two years. Teachers will learn about one example of how a problem-solving environment contributes to discussion and understanding in mathematics.
Addition and Subtraction
Math Coordinator / Coach
Problem Solving / Problem Posing
Reasoning and Proof