PPST practice tests and other self-help materials are available throughout the year for student use. Additionally, feel free to use the following link which has free practice tests for all areas of the PPST: www.testprepreview.com/praxis_practice.htm
Sample tests for the Praxis I (PPST) and Praxis II can be found on the company website: www.ets.org. Click on "Praxis." Click on "Prepare for a test" next to either Praxis I or Praxis II. Click on "Find tests at a Glance by test title." Then click on the "Session/Test Code" that is before the name of the test you're interested in. At the top will be general information. If you scroll down to about page 6, the practice test will start.