It is raining today at 11:59 am. What is the probability of sunny weather after 72 hours?
I have some blue and red sock in my drawer. I have a total of 4 socks. I pick 2 socks and the chance that I get a pair of red socks is 1/2. What is the chance of picking a pair of blue socks?
Can you find the six hidden animals in the picture below?
A man was just doing his job when his suit was torn. Why did he die three minutes later?
John is looking at Jenifer, but Jenifer is looking at Jacob. John is married, but Jacob is not. Is a married person looking at an unmarried person ?
By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.
How can a man go eight days without sleep?
Replace the letters of words with a number so that the below equation holds true BASE + BALL --------- GAMES ----------
How many triangles can you count in the figure given?
If, 6 / 7 = 2 3 / 9 = 7 8 / 2 = 6 Then 4 / 5 = ?
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?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.