A challenging maths puzzle requires you to uncover the logic behind unconventional equations. Only a few have succeeded.

This riddle dates back to the 1860s—can you figure out the answer?

So, the chance of drawing a white counter on the second draw is two out of three. Container Logic Puzzles Carroll’s puzzle was the likely inspiration for a genre called “container logic ...

Brain teasers like these challenge you to think creatively, often requiring you to spot patterns or relationships beyond ...

The New York Times Strands puzzle for January 13, 2025, presents an engaging challenge for word enthusiasts. This daily ...