You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?
What does the following BrainBat signifies? ABCDEFGHIJKLMNOPQRSTUVWYZ QQQQQQQQQQQQQQQQQQQQQQQQQ.
Which number comes next in the number series? 2, 9, 30, 93, ?
If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?
A boy was locked in a room by some robbers. All that is in the room is a piano, a calendar, and a bed. The room is locked from the outside. What does he eat, drink, and how does he escape and get out?
It belongs to you, but other people use it more than you do. What is it?
If nine thousand, nine hundred nine dollars is written as $9,909, how should twelve thousand, twelve hundred twelve dollars be written?
John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?
f you were running a race, and you passed the person in 2nd place, what place would you be in now?
What type of tree can I carry in my hand?
What is more useful when it is broken?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.