Parents, help your kids learn about Thanksgiving with these 22 activities we've gathered from around the internet. The ...

The challenge here is to count the number of watermelons in the picture. Test your attention to detail with this brain teaser puzzle. Your time starts now! Look at the image and study it carefully.

In total, the number of triangles visible through the security cameras is six, giving us the first digit in the puzzle: 6. The second clue points to a series of potted plants in a hallway to the ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter.

Here’s your task: find the number 98 hidden among a bunch of 93's. This puzzle may seem simple at first, but it's designed to test your brain's ability to process subtle differences under pressure.

(Also read: You've got a genius-level IQ if you can figure out the total number of ducks in this tricky brain teaser) Ducks dilemma: Another puzzle leaves users guessing Previously, the same user ...

As part of its strike announcement on Monday, the New York Times Tech Guild requested that people don’t cross the digital picket line to play the NYT’s daily puzzle games. This collection of ...

The largest known prime number has been discovered by an amateur researcher and former Nvidia employee. The new number is 2 136,279,841 – 1, which beats the previous title holder (2 82,589,933 ...