How many times can you subtract the number two from the number fifty?
You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?
I was speeding and ran through a stop sign, yet two traffic officers who were there do nothing about it. why?
They do not possess flesh or feathers or scales or bone But still, they are blessed with fingers and thumbs of their own.
I have a five and a three-gallon jar. Assuming there is an infinite supply of water, how can I measure one-gallon water?
There was a greenhouse. Inside the greenhouse, there is a white house. Inside the white house, there is a red house. Inside the red house, there are lots of babies. What is It?
By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?
In a boat, the father of a sailor's son is sitting with the son of the sailor. However, the sailor is not present on the boat. Can this even be possible?
When is the top of a mountain similar to a savings account?
If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?
Distances from you to certain cities are written below. BERLIN 200 miles PARIS 300 miles ROME 400 milesAMSTERDAM 300 miles CARDIFF ??? miles How far should it be to Cardiff ?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.