Outside a massage parlour, there is a board that reads
"I only massage those who do not massage themselves."
Reading the above statement, does the masseur massage himself?
Spot the cat in the picture below
I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?
How many triangles are there on the puzzle below?
On a certain day, John celebrated his birthday. Two days later, his older twin brother Jacob celebrated his birthday.
Is this even possible? How can it be?
Can you find out the next digit in the following series ?
0, 0, 1, 3, 2, 6, 3, 9, 4, 12, 5, ?
Accidentally, two trains are running in the opposite direction and enter a tunnel that is 200 miles long. A supersonic bird that has fled the lab and taken shelter in the tunnel starts flying from one train towards the other at a speed of 1000 mph. As soon as it reaches the second train, he starts flying back to avoid collision and meets the first train again at the other end. The bird keeps flying to and fro till the trains collide with each other.
What is the total distance that the supersonic bird has traveled till the trains collided?
Which flower has two lips?
How can a man go eight days without sleep?
Can you name an animal whose killing cannot be performed without spilling your own blood?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.