Planets; I used big sugar cookies, made to look like each one--remember, there is a new planet.
Characters from novels or movies.
Famous sites for cities in the state; each table is a city; identify the city; use some of the less well-known cities. For example, the city where potato chips were invented--nearly every state has one.
Name the vegetable. Toothpick with a letter in each one matching a letter on a quiz post card.
At the end of the speechifying, go over the answers.