Sudoku New Free

In addition to standard sudoku puzzles it offers these variants: +) X-Sudoku +) Hyper-Sudoku +) Percent-Sudoku +) Color-Sudoku +) Squiggly Sudoku (a.k.a. Jigsaw Sudoku) +) Combinations thereof (e.g. Sudoku-X with jigsaw regions) key:sudoku, free, sudoku free