Ducksters
Ducksters: Geography Games: Flags of the United States
Play this fun geography map game to learn about the flags of the 50 states of the United States.
Other
National Atlas
This site is excellent for mapping. You can create ANY kind of map you need. Select all kinds of layers: agriculture, biology, boundaries, climate, history, and more, and then select the geography. It does take some time to figure out...