• on Education & Information
  • Published in issue 4/2013 on page 78
About the article

Hexadoku

Puzzle with an electronics touch

Hexadoku
Seriously, this month’s is not an April spoof and it does have a unique solution. We kindly challenge you to defeat the blank boxes again and complete the puzzle. Enter the right numbers or letters A-F in the open boxes, find the solution in the gray boxes, email it to us and you automatically enter the prize draw for one of four vouchers.
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