Instructional Design

Grading Rubrics


What is a Grading Rubric?

A rubric is a grading tool, which outlines the expectations for an assignment or project.  A rubric divides assignments into components and provides details of the quality of the work expected with each component.  Rubrics are used for a variety of assignments including papers, projects, presentations, performances, group projects, etc.  Rubrics are used as scoring or grading guides, to provide formative feedback intended to support and guide students' learning.  

Using a rubric provides several advantages to both instructors and students. Grading according to an explicit and descriptive set of criteria that is designed to reflect the weighted importance of the objectives of the assignment helps ensure that the instructor’s grading standards don’t change over time. Grading consistency is difficult to maintain over time because of fatigue, shifting standards based on prior experience, or intrusion of other criteria. Furthermore, rubrics can reduce the time spent grading by reducing uncertainty and by allowing instructors to refer to the rubric description associated with a score rather than having to write long comments. Finally, grading rubrics are invaluable in large courses that have multiple graders (other instructors, teaching assistants, etc.) because they can help ensure consistency across graders and reduce the systematic bias that can be introduced between graders (Carnegie Mellon, 2014).

Knowing how valuable rubrics are in setting clear expectations and providing guidance to students, I am surprised how many secondary teachers and college instructors do not use rubrics.  In a recent course in my graduate program, the instructor did not use a grading rubric on any assignments.  I can tell you from a student’s perspective this created ambiguity and frustration on certain assignments.  The instructor’s rationale was that the syllabus outlined instructions and suggested resources for the assignment and that a rubric would stifle creativity.
I disagree, I think rubrics establish a framework in which students can be creative and still meet the assignment objectives.  Establishing boundaries and setting parameters is not stifling creativity it is providing guidance in unfamiliar territory.  I have linked a rubric used in a previous course to this post for anyone who cares to learn how to create or use a rubric.

Carnegie Mellon. (n.d.). Grading and Performance Rubrics. Retrieved from Carnegie Mellon: http://www.cmu.edu/teaching/designteach/teach/rubrics.html

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