Pyro as Bill said:
Clubs and balls are toys. If you're playing with a toy alone, you're not playing a game. Only when someone else starts playing with your toy does it become a game. |
The rules are what makes it a game though, not the number of people playing.
According to you, which of these would be games and which would be toys?
Playing golf trying to beat my personal best.
Playing golf trying to beat another person's best.
Playing StarCraft trying to beat the AI.
Playing StarCraft trying to beat a human opponent.
Two children playing with dolls.