How to improve critical writing and reading scores for SAT’s.?

hey everyone, i want to know how i can improve my sat scores. i took the PSAT’s in october 2012 and got a 153 (Math 65, Reading 42, writing 45). since then i have studied vocab words, done numourous practice tests (most were around 1700-1900), gotten help from teachers, and went to a SAT class [...]