Hexadoku January 2012

Hopefully in time for the Christmas holidays, here’s a fresh Hexadoku puzzle to get you through the odd moment of boredom after all that gift unpacking, lengthy dinners and watching the same childhood movies again on TV. Simply enter the right numbers in the puzzle below. Next, send the ones in the grey boxes to us and you automatically enter the prize draw for one of four Elektor Shop vouchers. Have fun!