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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 ...

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Your task is to identify which glass contains more water—but don’t be fooled by appearances! Picture puzzles are not just an entertaining activity—they’re a fantastic way to enhance ...

Test your mettle with this puzzle created exclusively for "Smithsonian" readers Test your mettle with this puzzle created exclusively for 'Smithsonian' readers Test your mettle with this puzzle ...

Please verify your email address. Your browser does not support the video tag. Puzzle games are perfect for those who like to get their brain working, whether it's ...

While I didn’t sort the list of over 100 ideas into categories by gender ... Make a density tower in a clear glass jar or bottle. Add about an inch of water, then slowly pour in an inch each of the ...

One way to think of a species, be it of ape or of ant, is as an answer to a puzzle: how to live on planet Earth. A species’ genome is a sort of manual ... Romeo, a Sehuencas water frog that ...

If partner opens one spade and then jumps to three hearts over your one-no-trump response, what sort of hand does your bid of three spades show?