Lookout for Hidden Singles, Pairs, Triples, and Quadruples in Sudoku
9:31
Triplets (a.k.a Triples) and Hidden Triplets Explained - A Sudoku Strategy You MUST Know
16:44
Lots of TRIPLES! Useful Sudoku Strategy - Great for Beginners to Know
13:26
Remote Pairs Sudoku Chain Strategy
12:27
Solving a Hard Level Sudoku Puzzle with Remote Pair AND XY Wing!!!
19:46
These 2 Tricks Can Solve Most Of The World’s Hardest Sudokus
19:04
Sudoku 101: Hidden Triples
28:22
Hard Level Sudoku Puzzle Made EASY with Skyscraper and a 2 String Kite!!!
13:34