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Travel back to the cradle of civilization and test your mind against one of history's greatest innovations: the Egyptian Pin Lock! Based on the ori...

In the summer of 1901, a mysterious contraption was discovered deep under water in a shipwreck off Point Glyphadia, on the Greek island of Antikyth...

Step into ancient history with the True Genius Grecian Trick Lock Puzzle! Inspired by legendary inventor Theodorus of Samos, this brain-teasing puz...

Step into ancient Rome and test your wits with the Latch Lifter, a puzzle inspired by one of history's earliest security innovations. Based on the ...

With great effort and precision, the Viking blacksmith would create the very tools needed to ensure the survival of his people. Each blacksmith had...