Street Smarts Study Guide: Using Questions to Answer Christianity's Toughest ChallengesThe Street Smarts Video Study, taught by Gregory Koukl, helps Christians better engage in productive conversations with those who challenge their convictions on a variety of issues. A follow up to Koukls bestselling Tactics, this video study focuses on revealing the fundamental flaws in common, current challenges to Christian beliefs and values, and through model questions and sample dialogues shows you how to implement individual strategies to expose