1. 欢欢和摄影师销魄大图_四虎永久在线播放_范冰冰一丝不遮图片

        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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