There is a barrel with no lid and some wine in it. 'This barrel of wine is more than half full,' said Curly. 'No it's not,' says Mo. 'It's less than half full.' Without any measuring implements and without removing any wine from the barrel, how can they easily determine who is correct?

A man is approaching a broad and barren land. He has a package with him. If somehow, he is unable to open the package before reaching the land, he will die.

Can you guess what is present in the package?

Identify the hidden meaning behind this picture?

What is the four-digit number in which the first digit is one-third the second, the third is the sum of the first two, and the last is three times the second?

You need to move three matchsticks to form three squares. Can you do it?

How many times can you subtract the number two from the number fifty?

What four weights can be used to balance from 1 to 30 pounds?

Why is the Hole below a Lock?

A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

There is an English word that can be used up to four times in a row without modifying the spelling and form a valid grammatical sentence.

Do you know what word is that?