This chapter presents a comprehensive, practical guide to assessmentassessment, feedbackfeedback, and evaluationevaluation in CBL for teachers and practitioners to use. It takes a detailed look at formative and informative methods of assessmentassessment and how it can be done in both informal and formal ways. For feedbackfeedback, it looks at how this is given by all parties in CBL; teachers and practitioners, studentsstudents, and external stakeholders to ensure a multi-directional learning process. It also examines how to evaluate the successful use of CBL and how to balance this with traditional evaluation methods. It offers practical tips for practitioners throughout the chapter and examples of conversations that illustrate how to conduct effective feedbackfeedback sessions before concluding with a vignette giving real examples of CBL assessmentassessment and evaluation in two courses at Prague University of Economics and Business.