Skip to main content

Hard Mini Sudoku Puzzles

Page 54 of 60 · 760 puzzles

6×6 Hard Puzzles

10 puzzles

View all 6×6 puzzles →
Hard
6×6

Mini Sudoku 6x6 #1071

A hard 6×6 board with 10 clues. One unique solution.

10/16/2026Play puzzle
Hard
6×6

Mini Sudoku 6x6 #1072

A hard 6×6 board with 10 clues. One unique solution.

10/16/2026Play puzzle
Hard
6×6

Mini Sudoku 6x6 #1073

A hard 6×6 board with 10 clues. One unique solution.

10/16/2026Play puzzle
Hard
6×6

Mini Sudoku 6x6 #1074

A hard 6×6 board with 10 clues. One unique solution.

10/16/2026Play puzzle
Hard
6×6

Mini Sudoku 6x6 #1075

A hard 6×6 board with 10 clues. One unique solution.

10/16/2026Play puzzle
Hard
6×6

Mini Sudoku 6x6 #1076

A hard 6×6 board with 10 clues. One unique solution.

10/16/2026Play puzzle
Hard
6×6

Mini Sudoku 6x6 #1077

A hard 6×6 board with 10 clues. One unique solution.

10/16/2026Play puzzle
Hard
6×6

Mini Sudoku 6x6 #1078

A hard 6×6 board with 10 clues. One unique solution.

10/16/2026Play puzzle
Hard
6×6

Mini Sudoku 6x6 #1079

A hard 6×6 board with 10 clues. One unique solution.

10/16/2026Play puzzle
Hard
6×6

Mini Sudoku 6x6 #1080

A hard 6×6 board with 10 clues. One unique solution.

10/16/2026Play puzzle

Hard Mini Sudoku puzzles have about the fewest clues that scanning can still finish, 10 to 12 on a 6×6, like a Thursday to Sunday daily.

You never need pencil marks or a guess, but the opening is narrow and some boards need a row or column scan to get going again.

← Back to puzzle library