Printed on high-quality paper that will easily withstand the constant erasing and re-writing that a Sudoku puzzle requires, this book contains 400 graded Hyper Sudoku puzzles. The 400 puzzles are broken down as...
Every puzzle has a unique solution and can be solved by logic alone - no guessing required. Full answers are given in the book.
Hyper Sudoku puzzles are very similar to standard Sudoku puzzles, but there are 4 extra regions - highlight in light grey. You must place the numbers 1-9 with no duplications in each of these extra regions.
"synopsis" may belong to another edition of this title.
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From United Kingdom to U.S.A.
Book Description Paperback / softback. Condition: New. This item is printed on demand. New copy - Usually dispatched within 5-9 working days. Seller Inventory # C9781501045004