Turning to the numbers, it can be seen that successive pairs of numbers are digit reversals; that is, they are written with the same digits in reverse order: 45-54, 67-76, 85-58. So, F58 is the ...

This puzzle game tests mathematical skills and logical thinking as players embark on a journey to unlock a treasure hidden in an uncharted cave. The challenge involves solving a number puzzle with ...

Nowadays, it seems that we cannot do anything without passwords. Experts constantly warn us to be careful about using passwords that can be easily figured out by bad actors, advising us to create long ...

If you're a Sudoku fan, then chances are you'll love to get your hands on a good brain teaser puzzle. But with so many ...

The game is called Digits and it’s still in beta. You can play it right here. Every day you have a series of five numbers to solve. Each stage of the puzzle gives you the total number that you ...

The puzzle as presented earlier this week: The other evening at dinner, Max and Nora were counting out numbers on their fingers. Max, age five (almost six!) was using both hands to count to ten — ...