These puzzles are Copyright © 2002-2007 by James Dow Allen

Rules of Dominoes Puzzles

The 28 dominoes of an ordinary ("double-six") set have been arranged into the pattern shown, but the boundaries between dominoes are not shown. Can you deduce where each domino is, and draw the boundary lines?
 
 

Dominoes Puzzle #1

11116662
00204202
26434655
34605003
52442265
01413135
34553361

Hint: You need not (and can not) use the ``single-site'' deduction process until rather late in this puzzle. Click here for solution to Dominoes Puzzle #1.
 

Dominoes Puzzle #2

06352412
36665256
24156011
01053333
01444662
55503431
01402224

Click here for solution to Dominoes Puzzle #2.
 

Dominoes Puzzle #3

50664211
55523544
63020060
03112141
03123645
46653544
32216023

Hint: To avoid trial-and-error, you will need a special geometric deduction to locate the dirst domino. Click here for solution to Dominoes Puzzle #3.
 
 
 

These puzzles are Copyright © 2002-2007 by James Dow Allen