Tips and advice on the Critical Reading Section of the SAT can be found here.

Proprofs.com offers a free
SAT Critical Reading Study Guide. It offers lots of helpful advice and insight to the section.

Proprofs.com also offers this
SAT Reading Cram Sheet

Supercollege.com helps you Master the SAT Critical Reading and ACT Reading Tests .

PBS offers these
SAT Critical Reading Prep Guidelines .

Here is a short set of critical reading questions.

Another helpful
guide to the Critical Reading Section.