Sudoku Book

Sudoku is a popular puzzle game that originated in Japan and has gained worldwide popularity. It consists of a grid of 9x9 squares, divided into nine 3x3 subgrids, and the goal is to fill in the grid with the numbers 1 through 9 such that each row, column, and subgrid contains only one of each number. Sudoku is often referred to as a "logic puzzle" because it requires logical thinking and problem-solving skills to solve. There are many variations of Sudoku, including different grid sizes and difficulty levels, and it can be played by people of all ages. Some people enjoy solving Sudoku puzzles as a way to relax and exercise their brain, while others compete in Sudoku tournaments or use it as a tool for brain training. The Sudoku book that is mentioned in the previous statement is likely a collection of Sudoku puzzles that can be downloaded and solved at the reader's leisure.