which is played on a 6x6 grid with 3x2 regions. The object is the same as that of standard Sudoku, but the puzzle only uses the numbers 1 through 6. A similar form, for younger solvers of puzzles, called "The Junior Sudoku", has appeared in some newspapers, such as some editions of...
The puzzles appear each day, starting with fairly easy ones on Monday and they get more difficult as the week progresses. Here's a part of the 6x6 puzzle given as an example in the article: The instructions given are: Fill the grid with digits so as not to repeat a digit in any row...