Leading faculty members in educational psychology, who are expert classroom teachers, describe inherent difficulties encountered when teaching different subject matter in educational psychology to diverse populations of students, including undergraduate teacher candidates, psychology and child development majors, and graduate students in education and psychology. Educational psychology addresses subject matter as diverse as child and adolescent development, motivation, learning theories, student assessment, teacher expertise, and research methods and statistics. Drawing from their years of classroom experience, as well as their expertise in designing and conducting educational research, the contributing authors report their successful instructional efforts and innovations designed to increase student learning and knowledge of the discipline.