Rubric for Performance based assessment

Possible pts Appropriate use of materials and equipment. (5 points possible)
4-5 Successfully completes activity: safe and careful handling of materials and equipment.  Neat and legible.
2-3 Task is generally complete; appropriate use of materials and equipment.
0-1 Attempts to complete tasks yield inadequate results, inappropriate use of materials and equipment.
  Execution of activity  (15 points possible)
12-15 Excellent classification system with superior detail; clear understanding of concepts and instructions; clear and precise description of orders.
8-11 Good classification system with moderate level of detail; clear understanding of concepts and instructions; mostly clear descriptions of orders.
4-7 Mostly complete classification system with little detail; some understanding of concepts and instructions; unclear descriptions of orders.
0-3 Incomplete classification system with no detail; little understanding of concepts and instructions; no descriptions of orders.
  Explanation of observations (10 points possible)
8-10 Clear and detailed responses that show superior knowledge of classification systems; correct terminology and examples in responses.
5-7 Adequate responses that show good knowledge of classification systems; some correct terminology; minor difficulty in responses.
0-4 Incomplete or poor responses tht show little knowledge of classification systems; incorrect terminology; unclear responses.