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Pages: 150, Paperback, Independently published
Independently Published
Challenge Your Brain: 100 Easy to Hard Kakuro Puzzles for Adults with Solutions Included
1000 Sudoku Puzzles for Adults: Easy to Hard and Solutions. Challenge your Brain!
HARD SUDOKU CHALLENGE: 90 Difficult Puzzles Brain Training for Adults Solutions Included
Sudoku puzzles for High Performers (Extreme Brain Challenge): 100 hard to train...
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