In the picture, you can see a chess board. On the top left position, the K marks a knight. Now, can you move the knight in a manner that after 63 moves, the knight has been placed at all the squares exactly once excluding the starting square?
Can you decipher the two rows to find the hidden word?
Move four matchsticks to the below square to form three squares?
How many bananas can you eat if your stomach is empty?
What does below pictogram mean?
A large container is kept in open under the rain. Every passing hour, the water collected inside the container becomes double what it was.
In ten hours, the container is filled completely. Can you calculate how long would it have taken to be filled in half?
I have teeth but i don't bite. Who Am I ?
There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.
Solve the mathematical equation in the picture below.
Replace the question mark with the correct number.
Place a mathematical symbol between the numerals 5 and 9 in such a way that the resulting number is greater than 5 but smaller than 9.
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.