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?

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

What is the word or phrase?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

On a magical land of Mexico , all the animal in the land are rational.

There are 10 tigers and one goat.
Tiger can eat goat but since it's a magical land , the tiger who eats the goat , turns into goat and then can be eaten by the remaining tiger(s).

If we leave them for some time then how many goat and tiger will be there , when we come back ?

Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

What is next number in the pattern below:

131 517 192 123 ?

If you go to the movies and you're paying, is it cheaper to take one friend to the movies twice, or two friends to the movies at the same time?

How could a baby fall out of a twenty-story building onto the ground and live?