Students take on the roles of Civil War soldiers and civilians.
This can be shortened by three days by not doing the simulations but instead only the reading sections and completing the Reading Notes. There are so many simulations and varied learning experiences in this unit, it might be time to watch a video (guided viewing) and then read, use ISN, and play the 4 audio tracks.
Strong readers who are interested could avail themselves of the material in Ch. 22 at the back of the book and write the brief assignment.