These numbers are in your hands! Do gymnastics for the brain. 300 excellent, proven sudoku. The balanced arrangement of puzzles. Each Sudoku has a unique solution. A wide interior space will allow you to record your thoughts and decisions. Sudoku 9x9, separated by smaller squares of 3x3 cells. The entire playing field consists of 81 cells. It is required to fill empty cells with numbers from 1 to 9, each of the digits should appear only once in each row, column and 3x3 square. An excellent book for free time pastime and mind training. Presented 177 pages. Format 5,25'' x 8 ''. I hope you will enjoy my book. I would also really appreciate it if you could write a review. Thank you. Best regards, Andrii Pitenko