Welcome to our puzzle section, with online games you can play anywhere! We are excited to present old favorites, like our Daily Crossword and Daily Sudoku, and recently added Word Searches. Enjoy!

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 ...

Welcome to our free impossible sudoku games. Fill in each square with a number, making sure no number repeats in each column or row. Check back every Sunday for a new puzzle or explore ones we ...

There's a lot more to Sudoku strategy than simply writing numbers in a row and column. Sitting down before a fresh Sudoku ...

A1)-1, 3) * 3 The above formula is used to map one cell from a 9x9 Sudoku grid to one of the positions within a smaller 3x3 sub-grid. In Sudoku the larger grid is divided into nine smaller 3x3 ...

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.

Renewable energy sources (RESs) are weather sensitive, raising questions about the vulnerability of high-penetration weather-dependent RES grids during extreme weather events. Here the authors ...

If Windows 11 Widgets are not opening, working, showing, signing in, or are greyed out and blank, then one of these suggestions is sure to fix the issue for you: Re-enable Widgets on Taskbar Log ...

Mini-grids may finally be ready to change the world. But the small, self-sufficient electricity grids that connect communities who have not been reached by the main grid are not a new technology.

“Conventional power grid systems become unstable as the share of renewable energy increases,” says Taiichi Otsuji, from the International Research Institute of Disaster Science ...

1, 2, 3, and imagine highlighting the whole row marked three. Where the letter column and number row meet, is square C3, which is where you’re standing. That’s called a grid reference.