In the context of the aftermath of the clashes at Charlottesville, the American Sociological Association, American Historical Association & others provide resources for teaching about and discussing race. Updated September 2017.
Many excellent resources listed to use in your course to teach aspects of race and policing, perceptions of black men and boys as inherently criminal, how Americans have less empathy for black people, and the existence of white supremecy in American society
Manglitz, E., Guy, T. C., & Merriweather, L. R. (2014). Knowledge and Emotions in Cross-Racial Dialogues. Adult Learning, 25(3), 111-118. doi:10.1177/1045159514534193
Loya, M. A., & Cuevas, M. (2010). Teaching Racism: Using Experiential Learning to Challenge the Status Quo. Journal Of Teaching In Social Work, 30(3), 288-299. doi:10.1080/08841233.2010.497130
Puchner, L., & Roseboro, D. L. (2011). Speaking of whiteness: compromise as a purposeful pedagogical strategy toward white students' learning about race. Teaching In Higher Education, 16(4), 377-387. doi:10.1080/13562517.2010.546528