Logic puzzles are great problem-solving activities that ... kids can try their hand at this difficult nonogram puzzle that ...

As you dedicate yourself to solving these puzzles regularly ... sense of triumph that comes with completing a challenging Sudoku puzzle. As you fill in the final digit and witness the grid ...

Applied mathematicians have to find a balance between models that are realistic enough to be useful and simple enough to be ...

The World Sudoku Championships start on Monday, with competitors from 31 countries set to spend 28 hours solving the toughest ...

If you solve the crossings ... We asked some of the best Sudoku solvers in the world for their tips and tricks. Try them to ...

16A. This is an evocative clue! [Blissful stretch] makes me think of a happy cat. The “stretch” in question is a span of time that lasts a while, if you’re lucky: It’s the HONEYMOON PERIOD.

Doing crossword puzzles and Sudoku does ... "Although playing 'brain games' such as Sudoku may not prevent dementia, is has been shown that regularly challenging yourself mentally seems to build ...

You can now play a range of puzzles on our site, from sudoku to crosswords, every weekday. The puzzles will update every weekday at midnight so make sure you bookmark the links to play. Select ...

It’s always hard to make a system that claims it can do anything actually do something. I found myself asking friends what I ...

But for more difficult questions ... In the case of Sudoku, the solution to the equations tells us which number should go in each box to solve the puzzle. In the case of aspirin, the solution ...

I used to help my mama do the crossword puzzle in our local paper when I was still in school. That warm feeling of putting ...