Watch past episodes. Writers often recycle topics or use slightly different formats to utilize the same material.
Write down any answers you got incorrect and commit them to memory.
Visit sites like SparkNotes and brush up on popular literature. You must know titles, plots and the names of prominent authors. Try the free tests on study aid sites like Barrons Educational Books to see how much you know about math and science issues.
Watch the news. Current events play a prominent role in "Jeopardy!" clues.
Study a world map and become familiar with major countries, which countries are in which continents, major bodies of water and major mountain ranges. You also need to quiz yourself daily on major literature, math, science and entertainment issues.
Play video game versions of "Jeopardy!" Click the tab "All Games" on the website to see the options. In 2011, there were games designed for Facebook, iPad and mobile phone users. The practice can only help.