Smallest reverse geocache puzzle yet

Fun & Games Technology
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This latest version of Mikal Hart’s original reverse geocache puzzle–a box that only opens in one location on the Earth’s surface–is by Markus. At just 3.75″ on its longest side, Markus’s box is by far the most compact and elegant version of the puzzle I have seen yet. [via Hack a Day]

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4 thoughts on “Smallest reverse geocache puzzle yet

  1. Marc Hockey says:

    sell me this mapexman86@hotmail.com either that or make a detailed video on where to obtain parts as well as instalation.

  2. Marc Hockey says:

    sell me this mapexman86@hotmail.com either that or make a detailed video on where to obtain parts as well as instalation.

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I am descended from 5,000 generations of tool-using primates. Also, I went to college and stuff. I am a long-time contributor to MAKE magazine and makezine.com. My work has also appeared in ReadyMade, c't – Magazin für Computertechnik, and The Wall Street Journal.

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