Sudoku tips, techniques, and strategies
Discover the fascinating world of sudoku variants - from diagonal sudoku to killer sudoku, samurai sudoku, and beyond
Learn advanced strategies, keyboard shortcuts, and mental techniques to dramatically improve your sudoku solving speed
Learn about the most common errors sudoku players make and proven strategies to eliminate these mistakes from your solving
Master hidden pairs - when two numbers are confined to two cells, allowing powerful candidate eliminations
Learn how to use naked pairs to eliminate candidates and break through stuck puzzles
Learn to spot hidden singles - when a number can only go in one place within a row, column, or box
Discover how sudoku transcended borders to become a cultural phenomenon, influencing education, entertainment, and daily life worldwide
Explore the rich history of sudoku, from its surprising origins to becoming a global puzzle sensation
Learn all the keyboard shortcuts in Super Sudoku to solve puzzles faster and more efficiently
Master the most fundamental sudoku technique - identifying cells with only one possible value
Learn the fundamental rules and basic techniques to start solving sudoku puzzles