• on Education & Information
  • Published in issue 4/2014 on page 84
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Hexadoku

The Original Elektorized Sudoku

Hexadoku
Hexadoku participants are diehards. Every month a large number of them succeed in solving this mentally grueling puzzle. Join the crowd, find the solution in the gray boxes, submit it to us by email, and you automatically enter the prize draw for one of five Elektor book vouchers.
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