1. Continue working through the preview.
2. When you are finished interacting with the lesson (you do not need to watch it in its entirety), click the End button on the toolbar at the top of the preview.
3. Preview the project In Browser.
A preview of the lesson (as it will appear via a web browser) opens in your default web browser.
4. Again, there is no need to go through the entire lesson. You can close the browser window when you are done exploring.