TED演讲之游戏的力量:游戏奖励大脑的7种方式(3)
Now, I could make a game called Piecraft, 现在,我可以做一个游戏名为《馅饼争霸》 where all you had to do was get a million pies or a thousand pies. 在里面你要做的所有事就是得到一百万个馅饼或者一千个馅饼 That would be very boring. 那会变得很无趣 Fifteen is a pretty optimal number. 15是个最佳的数字 You find that — you know, between five and 20 is about the right number f...