Master your MIND. Workout your BRAIN.EXTREME Sudoku Book featuring over 550 Challenging Math Puzzles in convenient 128 page EZ Carry Book.NO Phone-Book heaviness nor Bible Bricks here.
Perfect for every game enthusiast, College professor, and Student of the Ancient Sudoku Arts. Legible 6 puzzles per page with Solution sections for each level.
- 288 MEDIUM: Challenge Accepted- 288 HARD: BRING IT ON
Perfect for people of all ages.
8.5" x 11" Paperback book with 128 pages. Proudly made in the USA. Buy now for you or as a gift
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