Sharpen up your brain with this jumbo book of 600 mind twisting sudoku puzzles, 300 hard and 300 extra hard. Featuring 4 puzzles per page with solutions at the end. Look out for other Twisted Mind Puzzle Books.

Sharpen up your brain with this jumbo book of 600 mind twisting sudoku puzzles, 300 medium and 300 hard. Featuring 4 puzzles per page with solutions at the end. Look out for other Twisted Mind Puzzle Books.

Sharpen up your mind and improve your memory by playing Sudoku every day. Sudoku stimulates your mind, increases concentration and makes you feel happy by giving you a sense of accomplishment. It is said it can also reduce the chance of developing Alzheimers. This Sudoku puzzle book contains 600 puzzles, with two levels of difficulty to help take your game to the next level. There are 4 puzzles per page and solutions are at the end of the book.

Sharpen up your brain with this jumbo book of 600 mind twisting sudoku puzzles, 300 hard and 300 extra hard. Featuring 4 puzzles per page with solutions at the end. Look out for other Twisted Mind Puzzle Books.

Sharpen up your mind and improve your memory by playing Sudoku every day. Sudoku stimulates your mind, increases concentration and makes you feel happy by giving you a sense of accomplishment. It is said it can also reduce the chance of developing Alzheimers. This Sudoku puzzle book contains 600 puzzles with a single level of difficulty, so there are no wasted puzzles. There are 4 puzzles per page and solutions are at the end of the book.

Sharpen up your brain with this huge book containing 1,000 mind twisting sudoku puzzles. Don't waste puzzles with this single difficulty book. Featuring 4 puzzles per page with solutions at the end. Look out for other Twisted Mind Puzzle Books.

Sharpen up your brain with this huge book containing 1,500 mind twisting sudoku puzzles. Don't waste puzzles with this single difficulty book. Featuring 4 puzzles per page with solutions at the end. Look out for other Twisted Mind Puzzle Books.