Free printable

Six hard sudoku puzzles to print

The first six puzzles from 300 Hard Sudoku Puzzles, laid out exactly as the book prints them, with their answers. Print them at home as many times as you like — every one has exactly one answer.

Hard puzzle 1

Hard sudoku puzzle 1, 26 clues

26 clues · hardest step: hidden pair

Show the answer The answer to hard puzzle 1

Hard puzzle 2

Hard sudoku puzzle 2, 23 clues

23 clues · hardest step: hidden pair

Show the answer The answer to hard puzzle 2

Hard puzzle 3

Hard sudoku puzzle 3, 24 clues

24 clues · hardest step: hidden pair

Show the answer The answer to hard puzzle 3

Hard puzzle 4

Hard sudoku puzzle 4, 25 clues

25 clues · hardest step: X-Wing

Show the answer The answer to hard puzzle 4

Hard puzzle 5

Hard sudoku puzzle 5, 26 clues

26 clues · hardest step: naked triple

Show the answer The answer to hard puzzle 5

Hard puzzle 6

Hard sudoku puzzle 6, 24 clues

24 clues · hardest step: X-Wing

Show the answer The answer to hard puzzle 6

The PDF keeps the answers on its last pages, so the puzzles print without them.

The cover of 300 Hard Sudoku Puzzles
The book

300 Hard Sudoku Puzzles

A paperback by A. I. Faber: these six and 294 more like them, with the answers to every one.

  • 300 hard puzzles + 16 expert
  • 2 to a page, 8.5 × 11 in, in large print
  • 22–28 clues, X-Wings and swordfish
  • Every puzzle has exactly one answer
  • Every answer in the back

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