This puzzle requires you to use the “Innies/Outies” technique. I hope you are familiar with it. I might post an explanation of this technique soon. Rules: Solve the puzzle so that the numbers in every horizontal and vertical region add up to the sum indicated for that region. Numbers CAN NOT be repeated in any [...]
I promised to explain this technique, which applies to Jigsaw Sudoku (aka irregular blocks) puzzles, a while ago, so it’s time to keep the promise. You can find the same technique explained on various other sites, too. This technique is somewhat similar to innies/outies which is used for solving Killer Sudoku puzzles, but there is [...]
Posted in Jigsaw Sudoku, Killer Sudoku, Solving tips
Also tagged IMPORTANT, innie, innies and outies, IQ, Jigsaw Sudoku, Jigsaw Sudokus, killer sudoku, outie, OUTIES, overlapping sudoku, sample puzzle, solving technique, sudoku solving technique, Sudoku Variant, Sudoku Variant Puzzle, technique, twodoku
You knew this was coming – surely the largest Killer Sudoku puzzle ever! It’s a Butterfly Samurai Killer puzzle! It consists of 20 (twenty) 9×9 Sudoku sub-puzzles. There are 5 groups of 4 puzzles. Each group of 4 is arranged Butterfly-style, and those 5 groups are arranged Samurai-style. Please make sure you understand how the [...]
Here we go – Killer Samurai with full (quad) symmetry! Click on the puzzle thumbnail to access the puzzle. The first step (innies and outies) in solving it is here.