Our new award-winning games from Puzzmo are a free, modern twist ... You’ve completed the puzzle when all letters have been used at least once. Really Bad Chess: You thought you knew chess?

A popular math-oriented chess puzzle goes as follows: How do you place 8 Queens on an empty Chess board in a way that none of the Queens attack each other? Solving such puzzles is not only a fun ...

Welcome to the Concord Monitor’s collection of puzzles. In this space, you can put away your scratch pad and your pencil sharpener and jump into a new world of digital puzzles. Instead, you’ll ...