Sudoku Insanity Volume 1: Warning: Only experienced solvers should tackle - Softcover

Printables, Heritage

 
9781099805820: Sudoku Insanity Volume 1: Warning: Only experienced solvers should tackle

Synopsis

Serious solvers needed to solve these very hard and extremely hard sudoku puzzles. 200 puzzles--100 of each level plus solutions. Warning: Not for beginners.

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