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?

What question can you never answer yes to?

A bank customer had $100 in his account. He then made 6 withdrawals. He kept a record of these withdrawals, and the balance remaining in the account, as follows:

Withdrawals Balance left
$50 $50
$25 $25
$10 $15
$8 $7
$5 $2
$2 $0
----- -----
$100 $99

Why are the Totals not tallying?

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

What is the difference between a jeweller and a jailer?

Can you find the thief by just looking at the picture below?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

What shoe company does this rebus represent?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

Can you count the number of quadrilaterals in the picture below?