- Revised and updated, this shorter version of Barron"s brand-new full-length SAT test preparation manual presents: Two full-length SAT practice tests with all questions answered and explained Detailed advice on writing the required SAT essay Subject reviews covering Critical Reading, Writing Skills, and Math Students will also find help in the form of a list of important math facts they need to know. Every title in Barron"s extensive Pass Keys test preparation series packs a lot of help in a relatively small package.