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Pages: 80, Paperback, Independently published
Prices were last updated on: 15-06-2026, 14:57
G R Burgin
150+ Challenging Numeric & Logic Puzzles
Carlton Books Ltd
Mensa: Sudoku: Over 150 Challenging Puzzles
Independently Published
Hard Sudoku Puzzles: 144 Challenging Logic Puzzles for Experts
Nonplus Books
6x6 Sudoku: 150 Easy Puzzles for Beginners
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