How do you play Sudoku?
Fill a 9×9 grid so every row, column, and 3×3 box contains each digit from 1 to 9 exactly once.
Cómo jugar
Domine la deducción lógica en un ambiente tranquilo y concentrado. Aprende las reglas fundamentales del Sudoku clásico y explora el desafío del Killer Sudoku.
Sudoku clásico
1
The Grid Structure
The board is a 9×9 grid divided into nine 3×3 blocks (regions).
2
The Goal
Fill every empty cell with digits 1–9. You start from a partially completed puzzle with one unique solution.
3
The Golden Rule
Digits 1–9 cannot repeat in any row, column, or 3×3 block — each must appear exactly once.
Modo Sudoku asesino
Killer Sudoku combina el Sudoku clásico con sumas al estilo Kakuro. Genial para la concentración y la aritmética mental.
Aprende las reglas del Sudoku asesinoPreguntas frecuentes sobre sudokus
What is the difference between easy and hard Sudoku?
Easy Sudoku puzzles start with more given digits and leave fewer cells to solve. Hard puzzles have fewer clues and usually require more advanced deduction.