Heavily reviewed for accuracy and quality, every chapter in the text contains a chapter summary, a list of learning objectives, a detailed chapter outline, key terms and people, 3-5 student projects, and a practice test with 30 multiple-choice, 20 true-false, 15 short answer, 10 matching and 5 essay questions.  An answer key is provided for all questions.  The Study Guide Plus also includes a section on successful study strategies.  Available separately for student purchase, or packaged with the text at a discount.