It also sounds strange to a kid who has very little experience with any games that require more than one person to play. He does at least take a moment to think about that explanation, trying to make sense of things from the limited information he has.

"... So you want to have the one with a better set of numbers than someone else?"

That's basically how card games work, right? You try to get better cards than the other guy. Not that he knows what makes them better.