TOKYO — Maki Kaji, the creator of the popular numbers puzzle Sudoku whose life's work was spreading the joy of puzzles, has died, his Japanese company said Tuesday. He was 69 and had bile duct cancer.

A growing interest in calm, routine mental engagement is reshaping how older adults spend quiet moments each day. Many ...

Thomas Snyder (aka Dr. Sudoku) is a three-time World Sudoku Champion and five-time US Puzzle Champion, as well as the author of several books of puzzles. His puzzles are hand-crafted, with artistic ...

For anyone who has ever struggled while attempting to solve a Sudoku puzzle, mathematicians are coming to the rescue. They can not only explain why some Sudoku puzzles are harder than others, they ...

In the mood to challenge your brain? Here are some printable sudoku puzzles that are sure to make you think hard. Sudoku puzzles aren’t easy, but with a little practice and some helpful sudoku tips, ...

Posts from this topic will be added to your daily email digest and your homepage feed. Called Magic Sudoku, the app takes advantage of iOS 11’s capabilities, and it’s most useful for those stumped by ...

Dr. Sudoku has a decent set of features and a lot of prebuilt puzzles, but a D pad and buttons isn't the ideal way to play. Sudoku is sudoku, regardless of where you play it. The popular ...