Why do people go to bed?
What is at the end of a rainbow?
How can you make a TV, a bed, a dog, and a car liquid?
If I put in one bird per cage, I have one bird too many. If I put in two bird per cage, I have one cage too many. How many cages and birds do I have?
John was going on a jungle trip. He asked his wife to pack something to eat, something to drink and something to burn if he feels cold in the jungle. When John opens the backpack he found just one thing in the bag. What was it?
Can you solve this picture maths equation?
How many times can you subtract the number 5 from 25?
Can it be possible to build a house that has all its four walls facing towards the South?
I am Huge on Sunday and Saturday. I am small from Tuesday to Thursday. I do not exist on Monday and Friday. Who am I?
What three numbers, none of which is zero, give the same result whether they’re added or multiplied?
The product of three consecutive numbers is 7980. Then the sum of these consecutive numbers would be?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.