If you're interested in learning the names and capitals of the different US states (as well as possibly the state flowers, etc.) this could be a good program. It is very bare-bones; it is presented with very little in the way of graphics and no sound effects, but it does give you plenty of quiz options such as strict spelling toggle.
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Games may take awhile to load. CTRL-F12 attempts to speed up game, CTRL-F11 attempts to slow it down.