Ratio proportion problems give middle and high school students major headaches. Now, a simple, easy, effective, quick, fun, and virtually failsafe method to teach students how to set up and solve these pesky problems is presented. The method uses a ”Tic-Tac-Toe game“ format. The video is only about 18 minutes long and 10 example problems are setup and solved. Copyright 2009, James David Sullivan. All rights reserved. Version 1.0. Feedback is appreciated. Less