Variations on Intermediate Sudoku Logic Puzzles (Vol 1) 
 Chapter 51: Eight Difficult HyperSudoku-8 Puzzles (numbers 293-300) 
 
-  Step-by-step instructions for solving  Puzzle 293, (46/64)   Diff: 11/443.4547.6432
 -  Step-by-step instructions for solving  Puzzle 294, (47/64)   Diff: 11/442.1243.7892
 -  Step-by-step instructions for solving  Puzzle 295, (45/64)   Diff: 12/7359.4222.2432
 -  Step-by-step instructions for solving  Puzzle 296, (45/64)   Diff: 12/6644.3112.5841
 -  Step-by-step instructions for solving  Puzzle 297, (45/64)   Diff: 12/62A2.5694.1135
 -  Step-by-step instructions for solving  Puzzle 298, (46/64)   Diff: 12/5323.4454.4543
 -  Step-by-step instructions for solving  Puzzle 299, (46/64)   Diff: 12/5123.2455.8542
 -  Step-by-step instructions for solving  Puzzle 300, (48/64)   Diff: 12/4535.3135.7741