Challenge your mind with this classic number puzzle game. No account or download required.
The game contains a grid of 81 squares divided into nine blocks, each containing nine squares. Each block must contain all numbers 1-9. Each number can only appear once in a row, column, or box.
Fill the rest of the grid respecting the conditions. Numbers 1-9 must be used without repetition in each row, each column, and each 3x3 box.
Sudoku is a game of logic and reasoning. There should never be a need to guess. Keep scanning until you find the proper location for each number.