iRubric: Factor Tree rubric

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Factor Tree Factor Tree Students will create a factor tree and write an explanatory paragraph of the steps they used. Rubric Code: Y2398B6 By nzorawski Ready to use Public Rubric Subject: Math Type: Project Grade Levels: (none)

Factor Christmas Tree
	Excellent 4 pts	Good 3 pts	Fair 2 pts	Poor 1 pts
Factor Tree	Excellent factor tree is complete and correct; no mistakes.	Good factor tree is complete with one or no mistakes.	Fair factor tree contains two mistakes.	Poor Factor tree is incomplete or contains more than two mistakes.
Prime Factorization	Excellent Includes all required elements; factors are all primes; ordered from least to greatest	Good Includes all required elements; factors are all primes; some are ordered from least to greatest.	Fair Missing one or two required elements. some of the numbers are primes; not ordered from least to greatest.	Poor Missing many elements or not completed. numbers are not primes; not ordered from least to greatest.
Exponets	Excellent All exponents are correctly displayed on bottom of tree	Good Some exponets are correctly displayed on bottom of tree	Fair Exponets are listed with a few mionor errors	Poor No exponents are listed
Overall Appearance	Excellent Every component is done completely; colorful and engaging. Very well done.	Good Every component is completed; colorful and somewhat engaging. Well done.	Fair Most components are completed; missing some color or is not engaging. Needs improvement.	Poor Missing many components; no color, not engaging, or not done. Unsatisfactory.