Jeopardy is one of the most engaging ways to review grammar or vocabulary. If you’re thinking of using it in the classroom, here are some templates that you can download and customize:
http://www.edtechnetwork.com/powerpoint.html (I used the basic template recently and it worked well, plus you can customize the background in PowerPoint, of course).
Or you can download some jeopardy games created by other teachers:
Or just use an online version:
Hope this is useful. Let me know which one you used/are using.: )