An exterior architect is asked by a builder to plant seven trees in a manner that there are exactly six rows of trees in a straight line and each row has three trees in particular. How will he do it?
How can you write nineteen in a manner that if we take out one, it becomes twenty?
When it's bad luck to meet a black cat?
A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?
I am a five-letter word and comprises two different vowels and three same consonants. I am so strong that I can spoil your entire work. Can you find out who am I?
Find the hidden tiger in the given optical illusion ?
If an electric train is travelling south, then which way is the smoke going?
2, 3, 5, 9, 17, _ What is the next number in the sequence?
A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible? PS: It has a logical answer.
What do you see in the image below
If a boy blows 18 bubbles, Then pops 6 eats 7 and then He pops 5 and blows 1. How many are left?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.