Once upon a time, there was a castle on a square island. The entire island was surrounded by a 14m wide trench. The Romans had wanted to invade the castle and had brought a few wooden planks along with them to facilitate themselves in crossing the moat. The planks were however found to be only 13m long.

The Romans still managed to cross the trench. How did they do it?

The ages of a father and son add up to 66.
The father's age is the son's age reversed.
How old could they be?
(3 possible solutions).

There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

How many bananas can you eat if your stomach is empty?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

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

What always comes into a house through the keyhole?

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

One night, a man runs away from home. He turns left and keeps running. After some time he turns left again and keeps running. Later, he turns left one more time and runs back home—but when he gets home, he finds a man in a mask. Who was the man in the mask?