Just a link to the sofotex website where you can download a zip file with 100 printable Sudoku puzzles in pdf format for free. There are Sudoku’s vary in grid size from 4×4 to 16×16 and in difficulty from very easy to very hard. The Sudoku puzzles come from puzzles.li where you can create your own pfd files with Sudoku puzzles. Happy puzzling !
Today I received an email about the NUZL PUZL which is a new concept combining the fun of a jigsaw puzzle, the challenge of Sudoku and the educational benefits of understanding magic squares. As a bonus, the NUZL PUZL also contains the rules of a unique game, NUZL DOKU, designed to teach all ages the number placement rules of magic squares while providing a fun family game.
Created in three formats, the original 81 piece NUZL set is manufactured exclusively by Kinlux in China but is the creation of Innuendo Games, a division of Innuendo Design. It can be licensed [Read More...]
Sudoggle is a Flash Puzzle Game designed by video game designer, freelance writer and web developer John Lee. Object is to mark out trails of ascending numbers, the longer the trails the more points you score. Game controls are easy: Space = Score Trail, R = Reset Puzzle, N = make new Puzzle, S = toggle sound on/off and H = display help. Begin to click on the number you want to start with, then click on an ascending number(s) to make a long trail. Enjoy Sudoggle.
Finally added last weekend Rubik’s Delta Ball to my collection after writing about the Rubik’s Delta Ball puzzle some weeks ago.
Rubik’s Delta Ball is the latest in the Rubik’s puzzle Range which started with Rubik’s Cube more than 25 years ago. Rubik’s Delta Ball is invented by Marc Wittevrongel and his son from Belgium Rubik’s Delta Ball has sold under the Jumbo brand.
At this moment Rubik’s Delta ball is available in parts of Europe but also in the Oakland USA (thanks to Derrick). Retail price is around 13 Euro (approx. US$ 20).
Rubik’s [Read More...]
Thanks to Leigh Anne for sending a link along to the website of the Sudoku 2007 2nd World Sudoku Championship in Prague (Czech Republic).
Here you can find a lot of information about the World Sudoku Championship, but the best thing is that there is a 34 page pdf document [750kb] which you can download for free with a lot of Sudoku variants (Jigsaw Roundoku, Futoshiki, IsoSudoku and much more) and also examples you can expect at a World Sudoku Championship.
Enjoy all Sudoku [Read More...]
One of the best Sudoku makers is Nikoli as they design the Sudoku’s they publish by hand.
Now there is also an electronic Sudoku Game available with 99 different Sudoku’s. If you want to be the first to own this neat little device you can buy Franklin Electronic Sudoku Game by Nikoli from Amazon.co.uk.
Settings for beginners, intermediate and advanced enthusiasts. Details: operated by two AA batteries, supplied; 14.5 x 9 x 2.5 cm (5 3/4″ x 3 1/2″ x 1″). Happy Puzzling!
You can also buy other [Read More...]
If you are interested behind the story of solving Sudoku puzzles with math then you must read the article “Sudoku Squares and Chromatic Polynomials”, by Agnes M. Herzberg and M. Ram Murty, which appears in the June/July 2007 issue of the Notices of the AMS.
The article [in pdf 224 kb] “Sudoku Squares and Chromatic Polynomials” is also available on the web site of the Notices of the AMS. The authors use tools from the branch of mathematics called graph theory to systematically analyze Sudoku puzzles. They also find that analyzing [Read More...]