It's a protector. It sits on a bridge. One individual can see directly through it, while others wonder what it hides. What is it?
When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?
What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?
Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?
10+10 and 11+11 can give you the same answer. Explain how?
Remove two matchsticks to make the below equation correct.
I have a five and a three-gallon jar. Assuming there is an infinite supply of water, how can I measure one-gallon water?
What is the next number? 77, 49, 36, 18 ?
what does the below rebus means?
My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?
I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.
