This 2-3 day, editable Word document mini-unit is geared toward high school students, specifically in language arts, but also for any class in which students will be researching. We assume that older students can easily distinguish between fact and opinion and detect bias in sources, but that is not necessarily the case, especially in today's confusing multimedia landscape. This unit includes a pre-assessment to introduce students to the subtleties of distinguishing fact from opinion and determi