Ok, Apple has just approved my next version os the US States and Capitals game. This version contains high scores. You can save up to 10 high scores per each level. This was one of the good suggestions submitted as feedback.
Here is the link:
http://itunes.apple.com/WebObjects/MZStore.woa/wa/viewSoftware?id=306033887&mt=8
...and as always let me know what you think.
Now back to work on my other projects.
Until next time.
Gary