Also the puzzle may contain the regions of random (irregular) shape; this variant is called Jigsaw Sudoku ("Geometry Sudoku", "Geometry Number Place", "Irregular Sudoku", "Kikagaku Nanpure").
| Gtin | 09781728679396 |
| Age_group | ADULT |
| Condition | NEW |
| Gender | UNISEX |
| Product_category | Gl_book |
| Google_product_category | Media > Books |
| Product_type | Books > Subjects > Humor & Entertainment > Puzzles & Games > Puzzles |