What is Congress? What does the House of Representatives do? What does the Senate do? Who are all these people? This 90 minute lesson plan covers all of these questions and more. The zip file contains a group-based pre-assessment (with teacher key) activity, a 14 slide PowerPoint presentation (complete with standards-based objectives, closure, graphics, animations), student fill-in-the-blank notes, and a vocabulary assignment. Use this as a prep-free way to introduce the essentials of Congress!