Can you start the fire using two pieces of wood?
In a stable, there are men and horses. In all, there are 22 heads and 72 feet. How many men and how many horses are in the stable
Which city is three-fifths chick two third cat and 50% goat?
Two-person want to cross a river. Only one boat is present on the riverside that can carry only one person at a time. However, they still manage to cross the river. How is it possible?
What does this Rebus Picture mean?
The more of this there is, the less you see. What is it?
O_er_t_o_ Complete the missing letters of the given word.
What you cannot hold but it is yours?
During which month do people sleep the least?
Replace the question mark with the correct number.
Can you count the number of seconds in a year? Clue: You need to bother about calculation.
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.