You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?
What makes this number unique: 8,549,176,320?
Can you start the fire using two pieces of wood?
John and Jacob are twin brothers. One of them is a liar whereas the other one is a truth-teller. I called their home number and one of them picked up. I asked. 'Does John lie?' The person replied with a yes. Whom did I talk with, John or Jacob?
John enters a small room. The Door Closes. When the door opens, John is in a larger room. Explain?
Do you know who was buried in John's tomb?
Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?
I have feet, but no legs. Which animal Am I?
If Bihan is 10, Anirudha is 20, and Kim and Seal are both 5, but Rikold is 10, how much is Kenniger by the same trend?
Find out the number of circles in the given picture having Illusion
If we change the South-East direction into North and North-East into West and all others similarly. Can you find out which direction will be in the place of South-West direction?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.