Dr. Chris McDonald, professor of political science, and Dr. Mark Roehrs, professor of history, will present Saturday at the Great War Encampment at the Illinois State Military Museum, 1301 N. MacArthur Blvd., Springfield. Throughout the day, there will be educational programs for children, a scavenger hunt around the museum, outside exhibits and a hands-on artifact analysis. LLCC employees and families are invited and Chris will have uniforms to try on and will take photos. Mark will speak at 1 p.m. on “Mobilizing for War, 33rd at Camp Logan” and at 3 p.m., Chris speaks on the “33rd Division in Combat.”