**Strategy/Procedures ** | Uses an efficient and effective strategy to solve the problem. | Uses an effective strategy to solve the problem. | Uses a strategy to solve the problem but it is not effective. | Does not use a strategy to solve the problem. |

**Explanation ** | Explanation is detailed and clear. | Explanation is clear. | Explanation is a little difficult to understand, but includes critical components. | Explanation is difficult to understand and is missing several components OR was not included. |

**Mathematical Concepts ** | Shows complete understanding of the mathematical concepts used to solve the problem. | Shows substantial understanding of the mathematical concepts used to solve the problem. | Shows some understanding of the mathematical concepts needed to solve the problem. | Shows very limited understanding of the underlying concepts needed to solve the problem OR is not written. |

**Mathematical Terminology and Symbols ** | Advanced, correct terminology and symbols are used, making it very easy to understand what was done. | Correct terminology and symbols are used, making it easy to understand what was done. | Correct terminology and symbols are used, but it is sometimes not easy to understand what was done. | There is little use, or a lot of inappropriate use, of terminology and symbols. |

**Neatness and Organization ** | The work is presented in a neat, detailed, organized fashion that is easy to read. | The work is presented in a neat and organized fashion that is easy to read. | The work is presented in an organized fashion but may be hard to read. | The work appears sloppy and unorganized. It is hard to know what information goes together. |