![Challenging Fun Brain Teasers: Hard Logic Puzzles & Brain Games for Adults : 500 Puzzles & 12 Puzzle Types (Sudoku, Fillomino, Battleships, Calcudoku, Binary Puzzle, Slitherlink, Sudoku X, Masyu, Jigsaw Sudoku, Minesweeper, Challenging Fun Brain Teasers: Hard Logic Puzzles & Brain Games for Adults : 500 Puzzles & 12 Puzzle Types (Sudoku, Fillomino, Battleships, Calcudoku, Binary Puzzle, Slitherlink, Sudoku X, Masyu, Jigsaw Sudoku, Minesweeper,](https://i5.walmartimages.com/asr/04c2c34f-fb92-45b6-b762-bbb99058c54c.35d1216a7c132328dd947ba8480524a8.jpeg?odnHeight=612&odnWidth=612&odnBg=FFFFFF)
Challenging Fun Brain Teasers: Hard Logic Puzzles & Brain Games for Adults : 500 Puzzles & 12 Puzzle Types (Sudoku, Fillomino, Battleships, Calcudoku, Binary Puzzle, Slitherlink, Sudoku X, Masyu, Jigsaw Sudoku, Minesweeper,
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Binary Puzzle: 500 Easy to Hard (10x10) : Keep Your Brain Young (Brain Games for Adults Series): Alzamili, Dr. Khalid: 9781709990878: Amazon.com: Books
![The construction of a Binary 12 × 12 puzzle board solution with equal... | Download Scientific Diagram The construction of a Binary 12 × 12 puzzle board solution with equal... | Download Scientific Diagram](https://www.researchgate.net/publication/243972408/figure/fig6/AS:298505873707014@1448180754292/The-construction-of-a-Binary-12-12-puzzle-board-solution-with-equal-number-of-0s-and-1s.png)