Challenge your mind with Classic Master Sudoku, a free online puzzle game perfect for a mental workout. The goal is simple: fill the 9x9 grid with numbers 1 through 9 without repeating them in any row, column, or box. Play this casual puzzle anytime to sharpen your logic skills.

Classic Master Sudoku is a type of game or number puzzle that is quite popular. Many people, both young and old, play this game just to fill their free time or with the aim of sharpening their brain a little. Even though it is classified as an old school game, in fact up to now sudoku enthusiasts are still emerging and increasing.

Sudoku, originally called Number Place, is a logic-based combinatorial number placement puzzle. In classic sudoku, the goal is to fill a 9×9 grid with numbers so that each column, each row, and each of the nine 3×3 subgrids that make up the grid (also called squares, blocks, or regions) contains all the numbers from 1 to 9.

In sudoku there are usually several grids that are already partially filled, which can then be used as a guide to complete the filling. French newspapers featured variations of the Sudoku puzzle in the 19th century, and the puzzle has appeared 

Play free online Sudoku! Test your logic with Classic Master Sudoku, a fun and challenging casual puzzle game. Start solving puzzles now!