Citation: Kiernan, Nancy Ellen (2001). Creating Number Categories in a Question: Tipsheet #56, University Park, PA: Penn State Cooperative Extension. This document is part of a series of Tipsheets that contain practical evaluation illustrations based on current research and developed by Nancy Ellen Kiernan at Penn State Cooperative Extension. This document focuses on how to structure a question about age. Copyright 2001 The Pennsylvania State University#ExtensionEducationEvaluation #Stakeholder #HowTo