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      Spring Flash Sale

      Spring Flash Sale

      SA Mind
      Mind & Brain

      Head Games

      Match wits with the Mensa puzzlers

      • June 1, 2008
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      This article was originally published with the title "Head Games" in SA Mind 19, 3, 86 (June 2008)

      doi:10.1038/scientificamericanmind0608-86

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