ExaGear Strategies is working on a new emulator to bring classic PC strategy games to Android smartphones and tablets. Current games include Heroes of Might and Magic 3, Disciples 2, and Civilization 3.
Sure, you can run Android apps on your Windows PC, in multiple ways. Some laptops are even going to ship with Android apps preinstalled. But what about the other way around? Not yet, but (hopefully) soon.
RetroArch is an awesome (and free) multi-system emulator Android app