Modern Sudoku

Place numbers in a 9x9 grid using logic and elimination based on classic Sudoku rules to complete each puzzle. Use the unique numeric constraint mechanic that requires each row, column, and 3x3 box to contain digits 1 through 9 without repetition. Progress through increasing difficulty levels that test pattern recognition and deduction skills. Key Features • Number placement logic mechanic • Mouse and keyboard controls • Progressive puzzle difficulty scaling • Hint and error checking system • Classic 9x9 Sudoku grid layout