The Law Enforcement Aptitude Battery (LEAB) Passbook(R) prepares you for your test by allowing you to take practice exams in the subjects you need to study. It provides hundreds of questions and answers in the areas that will likely be covered on your upcoming exam, including but not limited to: law-enforcement situations and procedures; police reading comprehension; preparing, understanding and interpreting written material; applying rules and regulations; evaluating information and evidence; and more.