Best Practice: Develop and implement program evaluation Thorough evaluation assists you in looking beyond participant satisfaction to learn something about their changes in attitudes, knowledge, or behavior after the field day program. It helps you identify ways to improve your program during planning stages. Well-designed evaluations can help organizers hone the theme and design of their events. Presenters can use evaluation to improve and understand the impact of their lessons. Evaluation can help teachers measure knowledge gained and retained by students from field days. Evaluation, including multiple forms and methods, provides you with the essential keys for unlocking the full potential of your field day program. Access audience worksheets and forms through the links at right.