For wholesome fun, try "Happy Farm", a game about rearing virtual crops.
有一些有益健康的娱乐，像“开心农场”，一种种植虚拟作物的游戏。
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Millions of hours are spent playing online games each week; imagine the amount of good we could do if the objective of the game weren't to build a virtual farm but to help a real one?
PLAYERS of FarmVille, an online game, raise virtual chickens on an imaginary farm. Yet they are happy to swap real money for virtual money to buy virtual farm tools.