The system for success with the Praxis Is, brought to you by the leader in test preparation guides -- CliffsNotes! CliffsTestPrep PRAXIS I: PPST, 3rd Edition gives you an introduction to the test format and basic strategies. Use the study guide checklist to schedule your study program for maximum benefit. Plus, you can take advantage of the analysis of each type of question or problem and the explanations of the most successful approaches to each area tested. Check out the mathematics review for arithmetic, algebra and geometry -- including diagnostic tests -- and the grammar and usage review that covers all the basics. Multiple full length practice tests give you realistic test questions and complete, clear explanations for each answer. And last but not least, self-analysis charts and score approximators enable you to analyze your performance on the practice tests.