Margaret Holloway

Sudoku

Margaret's 1000 Hard Sudoku Puzzles for Adults

No Easy Fillers: Just Challenging 9x9 Sudoku Puzzles with Full Solutions

A thousand hard 9x9 sudoku with no easy fillers. One puzzle per page, numbered 1 to 1000, with a full answer key at the back.

1,000 puzzles · Hard · Full answer key

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About the book

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What's inside

  • 1,000 hard 9x9 sudoku, with no easy pages
  • One puzzle per page, in a clean layout
  • Numbered 1 to 1000 so you can track your progress
  • A full answer key at the back

Look inside

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Free puzzle pack

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Cover of Margaret's 1000 Hard Sudoku Puzzles for Adults, enlarged

Free puzzle pack

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Leave your email and I'll send you a free printable puzzle pack. After that, I'll only write when a new book is out or a new puzzle is ready.