This document provides guidance on developing critical reasoning skills, including how to write an argumentative essay. It discusses focusing on an issue, forming a stand, introducing arguments, addressing counterarguments, and concluding by restating the stand and arguments. The document also covers researching sources, questioning assumptions, and outlining an argumentative essay structure with an introduction, body, and conclusion. Key elements like a thesis, reasons, evidence, and previews are defined. Guidance is provided on counterarguments, rebuttals, titles, and engaging in group work to choose an issue for a critical reasoning assignment.