Play free online Killer Sudoku Medium sudoku puzzles. Challenge yourself with custom grids. Play now to train your brain, improve logic, and master sudoku free online.
Medium Sudoku is custom-tailored for solid solvers who want a step up in logic. It features fewer pre-filled positions.
Medium difficulty bridges basic scanning and advanced notation. Some cell values require basic pencil marks to solve.
Focus on rows or columns with 5 or more filled squares to determine missing candidates.
Medium Sudoku acts as a key bridge between beginner scanning and intermediate logic, introducing pointing pairs.
No. Medium puzzles are solvable purely using basic cross-hatching and candidate tracking.