Looking for another way to have students prep for an essay besides mind maps and outlines? Want them to explore a topic in depth, looking at the subject through multiple lenses? Heuristic questioning was formulated by Aristotle and adapted for multiple uses over time. In this lesson, heuristics are used to explore involvement in Peacekeeping missions. Tara Olchowy used it in her English 12 class but it would easily work for a Social Studies class or any course where students would write a research paper.