John is the son of Jacob. So, Jacob is the_____of John's father?
The dirtier I get, the whiter I look. Who am I?
If in a code language, DISTANCE is written as IDTUBECN and DOCUMENT is written as ODDVNTNE, the how will THURSDAY be coded as in the same language?
I have feet, but no legs. Which animal Am I?
Can anyone tell me a word in the English dictionary which has a silent 'z'?
Can you move 2 matchsticks to form four equal sized squares.
Replace The Question Mark Below With the Correct Number. 2 {38} 3 4 {1524} 5 6 {3548} 7 8 {????} 9
You are given with the following sum. Each of the letters can be decoded as a digit. If we tell you that D = 5, then can you solve it entirely? DONALD +GERALD =ROBERT
What demands an answer, but asks no questions
Which wheel of car does not rotate when you turn your car right?
A shepherd had 18 sheep, out of which, all but ten died. Can you tell us how many sheep was he left with?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.