You knock a Table over in the library, and suddenly 20 eyes are looking at you.
How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?
Find the next number in the series below 21 32 54 87 131 ?
I know a 5-digit number having a property that With a 1 after it, it is three times as large as it would be with a one before it. Guess the number?
I am looking for a word that change both gender and number when i add the letter 'S'. What Word am I Looking For ?
I have a big mouth and I am also quite loud! I am NOT a gossip but I do get involved with everyone's dirty business.
Be active and find the killer in the picture Riddle below.
As shown in the image, the nine Dogs are square fenced. By constructing just two square fences can you make sure that two Dogs cannot meet each other without crossing the fence?
In a football game, Christina defeated Teresa by 2 - 0 but no man from either side scored. How can this be possible?
Can you Find and name the hidden bird in the picture below ?
How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.