Approach this like a math puzzle —strategically and methodically. With each row containing six triangles, and a systematic count (from left to right and top to bottom), most people on the internet ...

Counting will get you nowhere. Try a little combinatorics instead. By Kenneth Chang A couple of weeks ago, I wrote about a viral math problem — 8÷2(2+2) = ? — that drew the disdain of many ...

Challenge your mind with this optical illusion puzzle that tests your observation and problem-solving skills. The image contains overlapping triangles, requiring careful attention to detail to spot ...