Killer sudoku is similar to the other levels in that each of the numbers 1-9 must fit into each 9-by-9 square. No number can ...

I go out and pick up my morning paper as usual, come back in, get my coffee and set down at kitchen table and read through the articles that catch […] ...

Killer sudoku is similar to the other levels in that each of the numbers 1-9 must fit into each 9-by-9 square. No number can ...

Feeling distracted or mentally drained? These 5 fun and engaging mind games are the perfect way to train your brain, boost ...

Challenge yourself with puzzles, Sudoku, or learning a new skill. These kinds of “verbal fluency” and memory recall tests are simple ways to spot early changes in brain health – but don’t ...

3. Tap Puzzles. 4. Tap Sudoku. 5. Tap a puzzle. 6. Tap the button with a checkmark in the top right. 7. Tap Clear Puzzle. All your answers will vanish and you can start the puzzle fresh.

Sudoku.com is the most popular Sudoku game on the list by a fairly wide margin. It has many puzzles, daily challenges, seasonal Sudoku events, a number highlight function, a hint system, unlimited ...

Sudoku is a logic-based number puzzle played on a 9x9 grid. The objective is to fill in the grid so that each row, column, and 3x3 box contains the numbers 1 to 9, without repeating any numbers.

Can you crack Killer Sudoku's mathematical twist? The objective of Sudoku is to fill each row, column and sub-grid with exactly one of each number from 1-9. In Killer Sudoku, the digits in each ...

A Sudoku is a puzzle involving a 9x9 grid into which the numbers one to nine must be placed. The catch is that each row, column and 3x3 box has to contain each of the numbers one to nine once, and ...

Most Sudoku grids will come with some number of blank cells for which, thanks to the placement of givens, only one candidate is possible. Of course, the harder the puzzle, the fewer of these you ...

For the Sudoku event, the leading contenders this year included Tantan Dai, 23, who grew up in Beijing and is pursuing a Ph.D. in mathematics at the Georgia Institute of Technology; and Tiit Vunk ...