Which is heavier: a ton of bricks or a ton of feathers?
A newspaper is supposed to have 60 pages, but pages 24 and 41 are missing. Which other pages won't be there?
Can you solve the below tricky visual equation?
Can you count the number of matches in the picture below ?
A man embarked on a questionnaire game. He kept asking the same question to whomever he found. The answer each time was different. Can you guess what the question was?
Consider all the numbers between 1 and 1 million. Among all these numbers, there is something very special about the number 8 and the number 2202. What is it?
Can you replace the X (both small and big x) with the numbers between 1 to 19 such that all the rows of 3 numbers between X (big x) sum to 23?
If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?
I have a head like a cat and feet like a cat, but I am not a cat. What am I?
Can you divide numbers from 1 to 9 (1 2 3 4 5 6 7 8 9) into two groups so that the sum of the numbers of each group is equal? Note: 9 cannot be turned over to make it 6.
What is 3/7 chicken, 2/3 cat and 2/4 goat?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.