The vast majority of sudoku puzzles that are labeled "hard," "expert," "challenger," are not really all that difficult. And in a surprising number of cases, they are downright easy. Part of the "Absolutely Nasty Sudoku" series , this book provides basic and intermediate puzzles and techniques.
- Limba : Engleza
- Data Publicarii : 01 Mar 2007
- Format : Spiral bound
- Numar pagini : 160
- ISBN : 9781402743962