How do you know if your students have truly learned what you set out to teach? This text is designed for those who want to know how well their instruction works and how to develop the special tools they need to measure training and educational results. The author describes and illustrates a procedure of selecting or creating test items. Every chapter includes practice exercises and checklists to clarify further the tests and make sure you stay on track. The book contains many figures and step-by-step flowcharts that provide a handy reference whenever you are developing tools to measure instructional results.