The World's Most Difficult Sudoku | Only Play if You're an Expert | with 200+ Very Hard Puzzles
by Puzzle Therapist
Creators
Author
Puzzle Therapist
Publisher
Speedy Publishing LLC
Synopsis
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About the author
Specifications
- Language: English
- Publisher: Speedy Publishing LLC
- Pages: 144
- Binding: Paperback
- ISBN: 9781541941656
- Category: Mathematics & logic
- Related Category: Natural Sciences