The newly revised edition of "Barron's SAT" presents: 

• A diagnostic test and five full-length practice tests with all questions answered and explained 
  
• An overview of the SAT, an explanation of the test's scoring method, and study advice 
  
• Test-taking tactics for the exam as a whole, and special strategies for each part of the test 
  
• Subject reviews covering critical reading, grammar and usage, and math 
  
• Detailed instruction in writing the required SAT essay 

The manual can be purchased alone or with an optional CD-ROM that presents two additional full-length practice exams with automatic scoring and fully explained answers