<p>I need help. I have a 350 in CR, a 740 in Math and a 430 in Writing on A practice test I need help to improve my CR and writing scores. What is the best books for SAT Vocab, practice tests, persuasive essays, and good for strategies for the SAT. PS I already have Kaplan’s 2014 strategies review and practices, Kaplan’s premier 2013, The blue book.</p>