Review every skill and question type needed for SAT success, now with eight total practice tests. The 2018 edition of The Official SAT Study Guide doubles the number of official SAT#65533; practice tests to eight, all of them created by the test maker. Be ready for the SAT with strategies and up-to-date information straight from the exam writers. The PSAT/NMSQT also has over $180 million of scholarships connected to student performance.