Zengaku is a blend between Sudoku and Kakuro puzzles and this form of puzzle was featured in the 2004 World Puzzle Federation Qualifiers.
The rules are simple:- Each empty box needs to be filled with a digit from 1 to 9- Each digit will occur only ONCE in each row and each column- Boxes that have a circle between them have consecutive digits- Likewise, boxes that do NOT have a circle between them do NOT have consecutive digits- Columns must total the number above them, while rows must total the number on their left
There [Read More...]
At the website The Griddle you can find a lot of different kind of Sudoku. The ones I love most are Curve-doku and Multi-doku, both Sudoku variants of Sum-Doku and Greater Than Sudoku.
About Curve-doku : This puzzles is Sudoku but with curved sections. This one has difference markers and greater-than symbols for clues.
About Multi-doku : This Sudoku variation contains two 6 by 6 cell grids which overlap in a 2 by 3 region. Each grid contains different clues, which include greater-than symbols and even digit markers.
Mark your calendars for the largest puzzle championship in the United States! The Philadelphia Inquirer Sudoku National Championship is in Philly on October 25, 2008 and there are over US$20,000 in cash prizes for different skill levels as well as other different groupings.
The special host is none other than world-renowned puzzle master Will Shortz, and the special guest is Maki Kaji, “the man who gave Sudoku its name.” Visit the Sudoku webpage at the The Philadelphia Inquire website for more information and to register. Here you can also find some Sudoku [Read More...]
Hitori is a nice number puzzle game and looks a bit like Sudoku.
The Hitori puzzle is solved when these three rules are met. 1. White squares with the same number only appear once in any row or column.2. Black squares may not be next to one another.3. All white squares must connect in a single continuous path.
The game grid shows duplicate numbers in a row or column in red. Eliminate duplicate numbers by clicking on them. Happy Puzzling!
Tags: Puzzle Game
KenKen is the brilliant successor to Sudoku that’s taken Japan by storm selling over one million copies in less than a year.
In collaboration with The Times, Collins – the no 1 puzzle publisher – are proud to be bringing it to the UK. KenKen is a new type of brain-training puzzle based on logic and simple arithmetic. Perfect for all ages and highly addictive, KenKen puzzles challenge and entertain in an entirely new way! The puzzle was invented by a charismatic Japanese maths teacher, Tetsuya Miyamoto in 2004.
The name comes from ‘Ken’ which is the Japanese word for [Read More...]
There are three levels of Sudoku’s available (Hard, Normal, Easy) to match your Sudoku skill. It’s also possible to save a puzzle so you can continue anytime you want. For more info about how the game [Read More...]
The Google U.S. Puzzle Championship will be held on Saturday June 14, 2008 at 1pm ET. Please read the rules and register here before June 12, 2008.
You have no obligation to participate if you register and can submit your answers online. You are given 2 1/2 hours, but you’re not expected to complete all puzzles the given time. Typical puzzles include Sudoku variants and other “grid” puzzles, but there are also a bunch of grab-bag puzzles, like a “spot the difference” puzzle. You can try the practice test if you want a [Read More...]