Sudoku1 - Version 4.0 Sudoku, a fascinating game but also a software for you : SUDOKU1 @NKH 2010. Grid generation, game, solution proposal, search of all solutions, score. Grids 4x4 to 16x16. Varients. For Children and Expert. A software to play on its PC and stretch neurons.Sudoku1 is a Sudoku freeware for Windows PC. It includes:- Grids of size 4x4 to 16x16 - Grid Generation- More than 50 Variants- Catalog of More than 2000 grids with the ones form Word Championships 2006, 2007, 2008, 2009 and 2010. - 7 Game Play Modes (Championship, Kids, Triple, Quick, Rapidoku,...)- Display for Kids with Animated Images - All solutions of the Grid- Help you to solve your grids