Criteria 
Work meets standard of excellence 
Work meets standard of proficiency 
Work meets acceptable standard 
Work does not yet meet acceptable standard 
Connections:
Connects mathematical concepts to realworld phenomena 
Makes insightful connections between realworld contexts and mathematical ideas. 
Makes meaningful connections between realworld contexts and mathematical ideas. 
Makes simple connections between realworld contexts and mathematical ideas. 
Makes minimal or weak connections between realworld contexts and mathematical ideas. 
Communication:
Organizes and displays results 
Organizes and displays results in effective and clear ways that enhance interpretation. 
Organizes and displays results in appropriate and reasonably clear ways that assist interpretation. 
Organizes and displays results in somewhat appropriate and partially clear ways that make inferring necessary by the reader. 
Organizes and displays results in haphazard and/or unclear ways that impede interpretation. 
Communication:
Explains mathematical concepts and/or procedures 
Provides a precise and insightful explanation of mathematical concepts and/or procedures. 
Provides a clear and logical explanation of mathematical concepts and/or procedures.

Provides a partially clear explanation of mathematical concepts and/or procedures.

Provides a vague and/or inaccurate explanation of mathematical concepts and/or procedures.

Mental Mathematics and Estimation:
Estimates possible solution 
Chooses an efficient and effective strategy to estimate a solution. 
Chooses a workable and reasonable strategy to estimate a solution. 
Chooses a familiar strategy to estimate a solution. 
Chooses a random or inappropriate strategy to estimate a solution. 