Here are a few study helps:
Need a quick overview of the major AP Gov units? http://mrfarshtey.net/apgov_exam_review.html
Watch a few quick videos on Government for Dummies: https://www.youtube.com/playlist?list=PLD5CB52988D815420
An excellent review of the entire course: https://mr-shulman.wikispaces.com/Content+Review+of+the+Entire+Course%21%21
Online Practice Quizzes: http://college.cengage.com/polisci/wilson/am_gov/9e/students/ace/index.html
Lots of games to help you remember: http://www.bubbabrain.com/ap.php
There is a new episode of Cram for the Exam this weekend. It should be online on Sunday, Okinawa time. Go to http://www.c-spanclassroom.org to watch this new one or a few of the older episodes.