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.
Como jogar
Domine a dedução lógica em um ambiente calmo e focado. Aprenda as regras fundamentais do Sudoku clássico e explore o desafio do Killer Sudoku.
Sudoku Clássico
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 Assassino
Killer Sudoku combina o Sudoku clássico com somas no estilo Kakuro. Ótimo para foco e aritmética mental.
Aprenda as regras do Killer SudokuPerguntas frequentes sobre sudoku
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.