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?
What work can one never finish?
How much will a 38° angle measure when looked at under a microscope that magnifies ten times?
I am the beginning of everything, the end of everywhere. I'm the beginning of eternity, the end of time and space. What am I?
We can be boring,Or interesting. We can be long,Or short. We can have pictures,Or just words. Many love us,But many also hate us. What are we?
What 8 letter word can have a letter taken away and it still makes a word. Take another letter away and it still makes a word. Keep on doing that until you have one letter left. What is the word?
You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?
It is a six-letter word. The first four letters are me. The second and last letters are the same. The fourth second and last letter is payment. Who is it?
What comes Once in a Year Twice in a Month 4 times in a Week 6 times in a Day
Jenifer and Jesica are having a conversation. Jenifer: I am definitely not over 30. Jesica: I am 28 and you are surely 5 years older to me at least. Jenifer: No, you are at least 29. You are told that both of them are lying throughout in the conversation. Can you find their respective ages?
What is the unique property of the following words ? * Revive * Banana * Grammar * Voodoo * Assess * Potato * Dresser * Uneven
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.