Question 1

What is Sudoku?

Accepted Answer

Sudoku is a logic-based number puzzle where you fill a 9x9 grid so each row, column, and 3x3 box contains the digits 1-9 exactly once. No math is required—only logic and deduction.

Question 2

How do I play Sudoku online for free?

Accepted Answer

Visit sudokulovers.com to play unlimited free Sudoku puzzles. Choose your difficulty from Very Easy to Evil, no account or download required. The game works on any device with a web browser.

Question 3

What are the basic rules of Sudoku?

Accepted Answer

Each row must contain digits 1-9 with no repeats. Each column must contain digits 1-9 with no repeats. Each 3x3 box must contain digits 1-9 with no repeats. Use logic to deduce which number goes in each cell.

Question 4

What is the best strategy for solving Sudoku?

Accepted Answer

Start by scanning for cells where only one number can fit (naked singles). Use pencil marks to track candidates. Look for hidden singles in rows, columns, and boxes. As you advance, learn techniques like pointing pairs, box/line reduction, and X-Wing.

Question 5

What difficulty level should beginners start with?

Accepted Answer

Beginners should start with Very Easy or Easy puzzles. These can be solved using basic techniques like naked singles and hidden singles. Once comfortable, progress to Medium, then Hard, and finally Evil difficulty.

Question 6

Can I print Sudoku puzzles?

Accepted Answer

Yes! Sudoku Lovers offers free printable Sudoku PDFs at all difficulty levels. Visit sudokulovers.com/sudoku-printables to download and print puzzles for offline solving.

Question 7

Is there a daily Sudoku challenge?

Accepted Answer

Yes, Sudoku Lovers features a Daily Sudoku challenge at sudokulovers.com/daily-sudoku. Everyone gets the same puzzle each day, and you can compete on the global leaderboard for the fastest solving time.

Un guide complet pour résoudre une grille de sudoku – partie 1

Un guide complet pour résoudre une grille de sudoku – partie 2

Les origines du sudoku