100 Sudoku Halloween Extreme

100 EXTREME SUDOKU PUZZLES that will both SCARE and TERRIFY you.All 100 Puzzles are Extremely difficult, the highest difficulty level of all, so get READY, SET, SOLVE!
Big sudoku boards with plenty of room to write the solution candidates.LARGE PRINT.Guarantied proper SUDOKU puzzles with only one solution/puzzle.No guessing needed.Each puzzle is SCARY difficult and challenging, and will keep even the most advanced SUDOKU master busy for a TERRYFYING long time!Very advanced strategies are needed to solve these HALLOWEEN EXTREME puzzles.Easy to read solutions at the end of the book.