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The widest selection in the world of articles, reviews, interviews and biographies relating to logic puzzles as a way of life. Read about education, health, handicraft, solving techniques, illusions, tutorials, championships, polls, travel, new games, and much more. Perhaps you want to publish an article as well?

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Sudoku Twin

Sudokuholic Confession: Excerpt from the Minutes of a Sudokuholics Anonymous (SA) Meeting*

April 01, 2007

Hi, my name is Jim and I am a Sudokuholic. (Many in the audience respond, "Hi, Jim.") I'm up here today to warn you about the insidious Sudoku companion I have unleashed upon us.>>

WPC 2006 Winners

The Borovets Champions: A review of the 15th World Puzzle Championship 2006

November 06, 2006

Borovets, the oldest and largest mountain resort in Bulgaria, touts itself as a ski resort for champions. On October 7, 2006 champions of the cerebral variety converged on the town, nestled on the northern slopes of the Rila Mountains, to compete...>>

Conceptis Sudoku difficulty levels explained

Conceptis Sudoku difficulty levels explained

September 24, 2006

Recently I have been asked about the features which determine the difficulty of Conceptis Sudoku puzzles. But before I start to explain I’d like to make a statement some might find quite surprising: There is no connection between...>>

Maki Kaji (right) and Dave Green

Kakuro Success in Japan: Dave Green interviews Maki Kaji

December 06, 2005

I stopped by a bookstore in Tokyo station, one of the busiest rail, metro and bullet train stations in Japan. Not knowing which of the 7 floors I should start at, I approached one of the staff and said one word: "Kakuro". The person smiled and waved...>>

From DNA to Marilyn Monroe: The future of picture logic puzzles in education, final report-puzzles 3

From DNA to Marilyn Monroe: The future of picture logic puzzles in education, final report-puzzles 3

September 12, 2005

As of late, we have read and listened to a great deal of research concerning aging and brain activity. The baby-boomers are aging, quickly. Nevertheless, if current scientific research is valid, there is a way to exercise the brain to improve and...>>

The Laughing Cavalier: my first mega colour PAP and ultimate achievement to date

Pic-a-Pix Tutorial and Walkthroughs: A beginner’s guide to solving picture logic puzzles

September 12, 2005

I came across my first Pic-a-Pix type puzzle in an annual of mixed puzzles. A logic puzzle that formed images on completion was something very different and instantly appealing. A search on the internet resulted in an abundance of puzzles to print...>>

Games magazine

Picture Logic: new "Paint-by" puzzles from Conceptis

August 03, 2005

A few years ago a fellow named Dave Green walked into our office with a briefcase full of what he called “Pic-a-Pix” puzzles. Of course, he knew all about the picture-forming logic puzzles that are all the rage in Japan - they’ve been around since...>>

Maki Kaji

Puzzle Maker Lays Down the Rules: Sudoku originators sees life's pathos in the workings

July 16, 2005

Sudoku, the number puzzle that gripped England from the fall of 2004 has now taken hold over 70 countries. Some 260 newspapers in the U.K. carry the maddeningly habit-forming, logical-testing grids and sudoku is looming large in the U.S., Spain and...>>

Jennifer McAteer: Maze-a-Pix of Famous Americans

The future of picture-forming puzzles in education: NCTA Puzzle Course III, Spring, 2005

June 05, 2005

The Future of Conceptis Type Image-Forming Puzzles In Education. This is the title of the final paper required of teachers who took my Spring course, described in the September PuzzleTimes (“Picture-Forming Logic Puzzles for Classroom Use”)....>>

A Positive Teaching Experience: NCTA Puzzle Course III, Spring, 2005

A Positive Teaching Experience: NCTA Puzzle Course III, Spring, 2005

June 05, 2005

It is the goal of educators to develop the cognitive potential of children. As a third grade, early childhood teacher, I believe that young children enjoy playing, thinking and learning. When an activity is appealing, a child's interest is likely to...>>

Code Sudoku (front)

Code Sudoku

May 21, 2005

Most people know about the smash hit that the puzzle Sudoku has become over the past year. It’s in many major newspapers; several people I know have become addicted to it, and I have found it to be a fun, thought provoking puzzle. For those who...>>

Scanlan with his bottles

Mission impossible: Capturing imaginations with Jeff Scanlan's Impossible Bottles

March 06, 2005

Saturday. A summer afternoon. Nearly three years ago. Jeff Scanlan, better known as America’s Sports Magician, is on his seventh try to do the impossible: insert a brand-new deck of playing cards, still sealed and wrapped in cellophane, into an...>>

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