Believe it or not, highway numbers actually make sense. Here's the logic behind odd and even routes, and why the system isn't ...

When counting squares in a grid, don’t stop at the smallest boxes; the bigger ones are hiding too. The rule is simple: In an n × n grid—where n is the number of squares both horizontally and ...

Sayonara, Sudoku. For a better-rounded puzzle that includes not just logic, but math, too, try KenKen. It's probably even good for you. Stephen Shankland worked at CNET from 1998 to 2024 and wrote ...

The ancient game of Sudoku has been played for centuries… Right? Some might think so, but it’s actually fairly young! The ...

Get the NYT Pips puzzle hints and answers for October 28, 2025, including Easy, Medium, and Hard levels. Keep your winning ...

Optical illusions and visual puzzles are all the rage these days due to their ability to enthrall social media users. These brain teasers improve cognitive functions and are a fun way to pass the time ...