Right, that's why I think familiarity with the game might be geographic - it seems like one of those games that's played in some places, but not others. Or it

Right, that's why I think familiarity with the game might be geographic - it seems like one of those games that's played in some places, but not others. Or it could also be the case that the same game is played, but with a different name. Tracing the etymology of the name would be pretty interesting. As you mentioned, the game of duck duck goose is unheard of in many places that have plenty of ducks and geese.