1. 2008年1400张照片视频_人上人 人玩人 人与人_快猫链接地址

        How easy is it to group people into “races” based on appearance? What about using individual traits? Does everybody classify the same way?

        Try your hand at "sorting" individuals and see if it matches how people think of themselves. Or explore how we might sort people by physical traits.



        Activities require the Flash 6 plugin.

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