1. Go to www.phschool.com
2. In the bottom right there is a
box called Course Content and boxes to type in web codes. Type in "age -
0702" (for chapter 7, section 2).
3. Then click on the "Go" box just to the right of the code. (NOT the box below it that says ">>Click Here").
You should see a page that says Homework Video Tutor. Click on the lesson and get step-by-step instructions.