Why Aeroplane windows are round?
I know there are two methods by using three time the same number with a plus(+) operator , you can make sum as 60. One of them is 20+20+20. whats the other way ?
Edward James went for tiger hunting. It was not his lucky day. He got six tigers without heads, nine tigers without the tail and eight cut in two halves. How many tiger did he hunted ?
Spot the cat in the picture below
There are 3 apples in the basket and you take away 2. How many apples do you have now?
Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?
I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?
Andrew sees a very rare bird named "Ruppell's vulture". Soon Andrew was dead. Can you explain the mystery, Mr. Sherlock?
Can you replace the X (both small and big x) with the numbers between 1 to 19 such that all the rows of 3 numbers between X (big x) sum to 23?
What brings you down but never up?
You have 10 balls with you. A friend of yours out of nowhere asks you to place those ten balls in five lines such that each of the lines has exactly 4 balls on them. He needs to check your intelligence. Prove him by doing the task.
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.