You have two strings whose only known property is that when you light one end of either string it takes exactly one hour to burn. The rate at which the strings will burn is completely random and each string is different. How do you measure 45 minutes?
What numbers should go on the bottom line? 3 6 9 15 8 2 10 12 11 8 19 27 19 10 29 39 ? ? ? ?
Decode below rebus D N A T S , D
What has 88 keys?
You see a boat filled with people, yet there isn’t a single person on board. How is that possible?
The more you take me, the more you leave me behind. Who Am I?
There was an aeroplane crash, every single person died, but two people survived. How is this possible?
What does this Rebus Picture mean?
A maths symbol is hidden in the below Bar Graph. Can you decipher it?
When monkey rotate the gear, which mark will be hit 1 or 2 ?
By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.