PBS
Pbs Kids: Where's Buster?: A u.s. Geography Game About the States
Develop map and directional skills as well as skills in following a series of clues to find which U.S. state Buster is in.
Other
Ohio Wesleyan University: World Political Boundaries
This site has a photograph of a detailed, colorful map of political boundaries around the world with a zoom feature for a closer look. A brief description of how economic boundaries relate to political ones.