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Number and Operations  Data Analysis Measurement
Multiplication  Ratio and Proportion Effective Teaching and Learning
Algebra  Geometry Mathematical Connections
Fractions  Statistics and Probability Spatial Reasoning

Number and Operations

Student Approaches to Unitizing in Fair-Share Problems (September 2007)
Investigating Mathematical Thinking Using Open Writing Prompts (March 2003)
Investigating Students' Conceptual Understanding of Decimal Fractions Using Multiple Representations (January 2003
Mean and Median: Are They Really So Easy? (March 2000)
Proportional Reasoning (January 2000)

Multiplication

Indian Lightning Multiplication (September 2005)

Algebra

Investigating Students' Thinking about Functional Relationships (December 2007)
Studying Students' Reasoning in Writing Generalizations (February 2005)
Reasoning about Linear Equations (November 2002)

Fractions

Student Approaches to Unitizing in Fair-Share Problems (September 2007)
Students' Strategies for Fair Shares (October 2004)
One Fraction Problem, Many Solution Paths (November 2001)

Data Analysis

Students' Interpretations of Misleading Graphs (February 2004)
The Number of Trials Does Matter (October 2002)

Ratio and Proportion

Similar Shapes and Ratios (November 2006)

Geometry

Rotations and Benchmark Angles (August 2008)
Similar Shapes and Ratios (November 2006)
Investigating Students’ Thinking about Nets (October 2005)
Studying Students' Reasoning in Writing Generalizations (February 2005)
An Assessment of Students' Understanding of Angle (October 2003)
Assessing Geometric and Measurement Understanding Using Manipulatives (March 2001)
Moving to Proportional Reasoning (September 2000)

Statistics and Probability

The Number of Trials Does Matter (October 2002)

Measurement

Rotations and Benchmark Angles (August 2008)
Similar Shapes and Ratios (November 2006)
What Do Students Know about Time? (September 2004)
Assessing Geometric and Measurement Understanding Using Manipulatives (March 2001)

Effective Teaching and Learning

What Do Students Know about Time? (September 2004)
Mathematical Argumentation: Putting Umph into Classroom Discussions (October 2001)

Mathematical Connections

Improving Writing Prompts to Improve Student Reflection (May 2004)

Spatial Reasoning

Investigating Students’ Thinking about Nets (October 2005)
 











 

 

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