Hard Mini Sudoku Puzzles
Hard Mini Sudoku puzzles are built for slower solves, cleaner pencil marks, and more careful region-by-region logic.
These boards are where pairs, locked candidates, and patient scanning matter most, especially on 8×8 and 10×10 grids.
Page 5 of 10 · 300 puzzles
← Back to puzzle library8×8 Hard Puzzles
30 puzzles
Mini Sudoku 8x8 #0280
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0279
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0278
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0277
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0276
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0275
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0274
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0273
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0272
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0271
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0270
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0269
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0268
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0267
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0266
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0265
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0264
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0263
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0262
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0261
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0260
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0259
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0258
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0257
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0256
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0255
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0254
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0253
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0252
A hard 8×8 puzzle. One unique solution. Tap to play.
Mini Sudoku 8x8 #0251
A hard 8×8 puzzle. One unique solution. Tap to play.