R H Skcajton

SOooo... You Want to Be a Sudoku MASTER - EVIL R H Skcajton

This Sudoku puzzle book presents 500 puzzles for your solving enjoyment. They are ALL rated VERY HARD ( 4.0 - 4.9 per sudokusnake.com rating system, the author is not affiliated). The author chose EVIL for these challenging puzzles (in a nice way) because ALL of the 'beginner' techniques must be used in an expert way to solve these puzzles ---Techniques required for these puzzles 1) Hidden Singles by Cell/Box, 2) Hidden Singles, 3) Naked Singles, 4) Pointing, 5) Claiming, 6) Naked Subsets, 7) Hidden Subsets, and occasionally 8) X-Wings. No 'Nishio' solving in this Book. To become a Sudoku MASTER you must practice...practice...practice. You will find all of that in this book. These Sudoku puzzles are positioned 2 per page, side by side, in landscape orientation. The puzzles are 4" x 4" grid size to provide sufficient space to write in your candidates above your ultimate logical answer as you progress through to completion. In respect to the advanced puzzler who purchases this Book, there is NO Solutions Key. The puzzler IS the Solutions Key (by definition). There is ONLY one unique solution for each puzzle. Also, to help with solving these challenging puzzles, please check out the author's 500 Grids book with 2 BLANK Grids per page to help redo puzzles where a logical error occurred. Both this Book and the Blank Grids Book are LARGE - 8-1/2" x 11" format.