Easy Sudoku Twelve Logic Puzzles (Vol 1) 
 Chapter 11: Six Easy (DiffLev 3) tpsmith-silly Puzzles (numbers 85-90) 
 
-  Step-by-step instructions for solving  Puzzle 85, (50/144)   Diff: 3/991
 -  Step-by-step instructions for solving  Puzzle 86, (52/144)   Diff: 3/991
 -  Step-by-step instructions for solving  Puzzle 87, (54/144)   Diff: 3/991
 -  Step-by-step instructions for solving  Puzzle 88, (57/144)   Diff: 3/991
 -  Step-by-step instructions for solving  Puzzle 89, (58/144)   Diff: 3/991
 -  Step-by-step instructions for solving  Puzzle 90, (59/144)   Diff: 3/992