Peterson's Master the GED 2012 provides practice tests, subject review, and expert tips on how to score high on each GED test. This comprehensive resource includes 3 full-length practice tests, including a Diagnostic Test to determine strengths and weaknesses, with detailed answer explanations. Also includes in-depth review of each GED test subject, Language Arts, Writing; Language Arts, Reading; Social Studies; Science; and Mathematics, with practice questions and easy-to-understand answer explanations.