Two teams get the same case. The same six witnesses, the same documents, the same law, and months to prepare both sides of it. Then a courtroom, two hours, and three judges with scoring sheets. What separates the team that advances from the team that goes home isn't talent or volume — it's whether you know how to lay a foundation, control a witness on cross, and build a closing argument out of a trial that didn't go the way you planned. This is a complete guide to competitive high school mock trial, written for students who want to understand what they're actually being scored on. It covers the full arc of a season: how to read a case packet so you find the contradictions other teams miss, how to build a case theory that survives an opponent, and how to decide which role on the team fits you. It works through the rules of evidence in plain language — including a three-question test for hearsay that you can run in your head during a round. It gives you the exact seven-step script for getting an exhibit into evidence, the three-step method for impeaching a witness without the wreck that usually follows, and the twenty-one objections worth knowing, along with an honest account of which four are worth actually making. Attorneys get chapters on opening statements, direct and cross-examination, expert witnesses, and the closing argument — the hardest job on the team, because it has to be assembled live from notes you took while doing something else. Witnesses get four chapters of their own on building a believable character from a two-page affidavit, surviving a hostile cross without losing composure, and the discipline of never inventing a fact. Beyond technique, there's practical material most competitors have to learn the hard way: how ballots actually work and why the verdict usually doesn't count, what different types of judges notice, how to run a practice that produces improvement instead of repetition, how to handle competition day and the nerves that come with it, and how to start a program from nothing. Note: mock trial rules vary considerably between states and leagues. This book teaches the framework used by the national championship and most state programs, and flags throughout where your own rules packet may differ.