Sudoku Puzzle 25X25 Volume 5 EBook contains total of 60 puzzles organized at 5 different difficulty levels (1-5) with all of their solutions. The instruction to play both in English and Spanish. This book was designed for more advanced sudoku players. Each individual puzzle has a single unique solution based on logical strategies and no "guessing" or "Trial & Error" are required. Please note that this is a DRM FREE EPUB format EBook and you should be able to print your puzzles or solve them on any device that allows drawing or typing text over an image (EXAMPLE: Paint Application with the *.JPEG, *.GIF, *.PNG image) and it is not an interactive game.

Place numbers from 1 to 25 in each empty cell. Every column, every row and every 5 x 5 box should contain one of each number.

Sudoku Puzzle 25X25 Volume 4 EBook contains total of 60 puzzles organized at 5 different difficulty levels (1-5) with all of their solutions. The instruction to play both in English and Spanish. This book was designed for more advanced sudoku players. Each individual puzzle has a single unique solution based on logical strategies and no "guessing" or "Trial & Error" are required. Please note that this is a DRM FREE EPUB format EBook and you should be able to print your puzzles or solve them on any device that allows drawing or typing text over an image (EXAMPLE: Paint Application with the *.JPEG, *.GIF, *.PNG image) and it is not an interactive game.

Sudoku Puzzle 25X25 Volume 1 EBook contains total of 60 puzzles organized at 5 different difficulty levels (1-5) with all of their solutions. The instruction to play both in English and Spanish. This book was designed for more advanced sudoku players. Each individual puzzle has a single unique solution based on logical strategies and no "guessing" or "Trial & Error" are required. Please note that this is a DRM FREE EPUB format EBook and you should be able to print your puzzles or solve them on any device that allows drawing or typing text over an image (EXAMPLE: Paint Application with the *.JPEG, *.GIF, *.PNG image) and it is not an interactive game.

Sudoku Puzzle 25X25 Volume 3 EBook contains total of 60 puzzles organized at 5 different difficulty levels (1-5) with all of their solutions. The instruction to play both in English and Spanish. This book was designed for more advanced sudoku players. Each individual puzzle has a single unique solution based on logical strategies and no "guessing" or "Trial & Error" are required. Please note that this is a DRM FREE EPUB format EBook and you should be able to print your puzzles or solve them on any device that allows drawing or typing text over an image (EXAMPLE: Paint Application with the *.JPEG, *.GIF, *.PNG image) and it is not an interactive game.

Sudoku Puzzle 25X25 Volume 2 EBook contains total of 60 puzzles organized at 5 different difficulty levels (1-5) with all of their solutions. The instruction to play both in English and Spanish. This book was designed for more advanced sudoku players. Each individual puzzle has a single unique solution based on logical strategies and no "guessing" or "Trial & Error" are required. Please note that this is a DRM FREE EPUB format EBook and you should be able to print your puzzles or solve them on any device that allows drawing or typing text over an image (EXAMPLE: Paint Application with the *.JPEG, *.GIF, *.PNG image) and it is not an interactive game.

Welcome to this mind-boggling collection of 50 fantastic 25 x 25 sudoku puzzles. 25 x 25 sudoku puzzles work just the same as regular 9 x 9 sudoku puzzles, but they are, well, a lot bigger! Infact whereas a normal sudoku has 81 squares in it, a 25x25 sudoku has 625 squares in it, so you get a lot more puzzle for your money. If you like giant sudoku, and enjoy the satisfaction of solving a puzzle that takes a lot longer to complete than a regular sudoku, then you won't get much bigger than 25 x 25 sudoku puzzles. The puzzles are displayed one puzzle per page at a generous page size 8.5" x 11" (21.59 x 27.94 cm). Therefore there is sufficient space for you to work through the puzzles and be able to enter pencilmarks in the grid. The givens are distributed symmetrically in each of the 50 puzzles, and each puzzle has one unique solution that can be reached through the use of logical rules alone - there's never any need to guess. To solve then just place the numbers from 1 - 25 once in each row, column and 5x5 box.