Students attend the ExCo Fair in the Root Room of Carnegie Building on Wednesday night. ExCos, or Experimental College courses, are taught by students, community members, and faculty, providing the campus the opportunity to teach, explore, and learn about areas of interest beyond the college classroom. Students signed up for a variety of classes, ranging from “Alternative Schools of Economic Thought” and “Black Lives Matter: In the Sciences” to “ArmokCo: Dwarf Fortress,” “DisCo: A Disney History ExCo,” and “Sock Monkey Making.”