Games Like Solitaire: Learn the Flags! But Longer

Love Solitaire: Learn the Flags! and want more? These longer alternatives offer extended indie experiences.
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Why Look for Games Like Solitaire: Learn the Flags! But Longer?
If you've finished Solitaire: Learn the Flags! and are craving more of that indie experience, longer alternatives can provide extended enjoyment with similar mechanics and themes.
These recommendations feature more content, side quests, expansive worlds, or deeper progression systems while maintaining the core indie elements that made Solitaire: Learn the Flags! enjoyable.