How To Do Hard Sudokus In 10 Minutes

X-Wings and the Rectangle Rule for Solving Medium to Hard Sudoku Puzzles

In which I solve an EXTREME SUDOKU for Twitter

Techniques for Hard Sudoku

Y-wing (XY Wing) - an Advanced Sudoku technique

Top Nine Most Often Used Strategies for Solving Expert Sudoku Puzzles

Making a Hard Sudoku really easy

457 days ago another War started! (#9848) Four Stars Sudoku. 01-06-2025 part 2 of 3

Sudoku 'expert' level tricks. Sudoku expert level. How to solve sudoku expert level #puzzle

Crack Hard Sudoku Puzzles With the Skyscraper Pattern

'Hard' sudoku made easy - with this simple method

Tutorial 58. Hard sudoku puzzle with lots of techniques.

Tutorial #50 Solving a hard puzzle from the beginning to the end

The Simple Trick For Hard Sudokus

Expert Sudoku: The Basic Techniques Used By Champions

Improve At Sudoku: What To Do When You Get Stuck

Easy Solving for HARD Level Sudoku Puzzles: Solve With Me

Tutorial #56. A difficult puzzle solved from beginning to end. Lots to learn.

Tutorial #40 A must know technique. NOT a puzzle.

This AMAZING Trick Can Solve Extreme Sudoku