On this page you will find a unique type of puzzle. The sudoku you need to solve is made up of all center
boxes of these sudokus, in the formation you see in this picture. As a reminder, they are highlighted with a light
blue color. As you can see, this Sudoku is completely clueless.
To get aquainted with this format, check the Clueless Guide , which
has a few solving tips and an easy starter puzzle. If you have trouble handling this puzzle format, you can download
the Clueless Helper , a program that can open these puzzles directly from this website.
To check your results, go to the list of submissions .
This is the solution for Clueless Special 4 for Tuesday March 21, 2006
489672531567134982231958467724865193815793624396241758142586379958317246673429815 634917825271568934859324716962431587748652391315879642586143279123795468497286153 752863941186294375493175286541927863369481527827536194934652718678319452215748639 481653297765192843923847516398526174146378925257914638812735469634289751579461382 624731598315869724897452361586194273731526849942387615168245937459673182273918456 381594627764328519295716384542873961673149852819652743428935176136487295957261438 824315679673928154519746328451687932938152746267439815382561497746293581195874263 198432657546879123732156498821943765359768241467215389214597836685321974973684512 537642981281579643649831572796215834852394716314768295475186329168923457923457168
From the Clueless Special archive
108 Saturday March 29, 2008 Hard puzzle solution 107 Saturday March 22, 2008 Tough puzzle solution 106 Saturday March 15, 2008 Hard puzzle solution 105 Saturday March 8, 2008 Hard puzzle solution 104 Saturday March 1, 2008 Very Hard puzzle solution 103 Saturday February 23, 2008 Tough puzzle solution 102 Saturday February 16, 2008 Tough puzzle solution 101 Saturday February 9, 2008 Hard puzzle solution 100 Saturday February 2, 2008 Hard puzzle solution 99 Saturday January 26, 2008 Tough puzzle solution 98 Saturday January 19, 2008 Tough puzzle solution 97 Saturday January 12, 2008 Tough puzzle solution 96 Saturday January 5, 2008 Hard puzzle solution 95 Saturday December 29, 2007 Very Hard puzzle solution 94 Saturday December 22, 2007 Hard puzzle solution 93 Saturday December 15, 2007 Tough puzzle solution 92 Saturday December 8, 2007 Tough puzzle solution 91 Saturday December 1, 2007 Tough puzzle solution 90 Saturday November 24, 2007 Hard puzzle solution 89 Saturday November 17, 2007 Tough puzzle solution 88 Saturday November 10, 2007 Tough puzzle solution 87 Saturday November 3, 2007 Hard puzzle solution 86 Saturday October 27, 2007 Tough puzzle solution 85 Saturday October 20, 2007 Tough puzzle solution 84 Saturday October 13, 2007 Hard puzzle solution 83 Saturday October 6, 2007 Hard puzzle solution 82 Saturday September 29, 2007 Very Hard puzzle solution 81 Saturday September 22, 2007 Tough puzzle solution 80 Saturday September 15, 2007 Hard puzzle solution 79 Saturday September 8, 2007 Very Hard puzzle solution 78 Saturday September 1, 2007 Very Hard puzzle solution 77 Saturday August 25, 2007 Hard puzzle solution 76 Saturday August 18, 2007 Tough puzzle solution 75 Saturday August 11, 2007 Very Hard puzzle solution 74 Saturday August 4, 2007 Tough puzzle solution 73 Saturday July 28, 2007 Very Hard puzzle solution 72 Saturday July 21, 2007 Tough puzzle solution 71 Saturday July 14, 2007 Tough puzzle solution 70 Saturday July 7, 2007 Tough puzzle solution 69 Saturday June 30, 2007 Very Hard puzzle solution 68 Saturday June 23, 2007 Tough puzzle solution 67 Saturday June 16, 2007 Very Hard puzzle solution 66 Saturday June 9, 2007 Very Hard puzzle solution 65 Saturday June 2, 2007 Hard puzzle solution 64 Saturday May 26, 2007 Hard puzzle solution 63 Saturday May 19, 2007 Hard puzzle solution 62 Saturday May 12, 2007 Hard puzzle solution 61 Saturday May 5, 2007 Very Hard puzzle solution 60 Saturday April 28, 2007 Very Hard puzzle solution 59 Saturday April 21, 2007 Tough puzzle solution 58 Saturday April 14, 2007 Tough puzzle solution 57 Saturday April 7, 2007 Tough puzzle solution 56 Saturday March 31, 2007 Hard puzzle solution 55 Saturday March 24, 2007 Tough puzzle solution 54 Saturday March 17, 2007 Tough puzzle solution 53 Saturday March 10, 2007 Very Hard puzzle solution 52 Saturday March 3, 2007 Hard puzzle solution 51 Saturday February 24, 2007 Tough puzzle solution 50 Saturday February 17, 2007 Hard puzzle solution 49 Saturday February 10, 2007 Hard puzzle solution 48 Saturday February 3, 2007 Tough puzzle solution 47 Saturday January 27, 2007 Tough puzzle solution 46 Saturday January 20, 2007 Hard puzzle solution 45 Saturday January 13, 2007 Tough puzzle solution 44 Saturday January 6, 2007 Moderate puzzle solution 43 Saturday December 30, 2006 Tough puzzle solution 42 Saturday December 23, 2006 Tough puzzle solution 41 Saturday December 16, 2006 Moderate puzzle solution 40 Saturday December 9, 2006 Hard puzzle solution 39 Saturday December 2, 2006 Tough puzzle solution 38 Saturday November 25, 2006 Tough puzzle solution 37 Saturday November 18, 2006 Hard puzzle solution 36 Saturday November 11, 2006 Very Hard puzzle solution 35 Saturday November 4, 2006 Hard puzzle solution 34 Saturday October 28, 2006 Hard puzzle solution 33 Saturday October 21, 2006 Hard puzzle solution 32 Saturday October 14, 2006 Very Hard puzzle solution 31 Saturday October 7, 2006 Hard puzzle solution 30 Saturday September 30, 2006 Hard puzzle solution 29 Saturday September 23, 2006 Tough puzzle solution 28 Saturday September 16, 2006 Hard puzzle solution 27 Monday September 11, 2006 Hard puzzle solution 26 Monday September 4, 2006 Tough puzzle solution 25 Monday August 28, 2006 Tough puzzle solution 24 Monday August 21, 2006 Tough puzzle solution 23 Monday August 14, 2006 Hard puzzle solution 22 Monday August 7, 2006 Tough puzzle solution 21 Monday July 31, 2006 Hard puzzle solution 20 Monday July 24, 2006 Very Hard puzzle solution 19 Monday July 17, 2006 Hard puzzle solution 18 Monday July 10, 2006 Very Hard puzzle solution 17 Monday July 3, 2006 Very Hard puzzle solution 16 Monday June 26, 2006 Hard puzzle solution 15 Monday June 19, 2006 Very Hard puzzle solution 14 Monday June 12, 2006 Hard puzzle solution 13 Monday June 5, 2006 Tough puzzle solution 12 Monday May 29, 2006 Very Hard puzzle solution 11 Monday May 22, 2006 Hard puzzle solution 10 Monday May 15, 2006 Moderate puzzle solution 9 Monday May 8, 2006 Tough puzzle solution 8 Monday May 1, 2006 Moderate puzzle solution 7 Sunday April 23, 2006 Hard puzzle solution 6 Sunday April 16, 2006 Tough puzzle solution 5 Thursday April 6, 2006 Hard puzzle solution 4 Tuesday March 21, 2006 Moderate puzzle solution 3 Monday March 13, 2006 Moderate puzzle solution 2 Tuesday March 7, 2006 Very Hard puzzle solution 1 Wednesday February 15, 2006 Easy puzzle solution