Can you find out the smallest number that can be conveyed as the sum of three squares in three unique ways?
In the picture given below, can you find out which digit will take place of the question mark?
When it's bad luck to meet a black cat?
Can you find the missing piece of the Porsche?
I am not alive, but I grow; I don't have lungs, but I need air; I don't have a mouth, but water kills me. What am I?
You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?
A very interesting trivia question for all. Why do men's shirts have their buttons on the right side and women's have buttons on the left-hand side?
What is the word or phrase?
Find the missing number in the image below.
What is both possible and impossible at the same time?
How many triangles are there on the puzzle below?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.