Can it be possible to build a house that has all its four walls facing towards the South?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

Can you find the hidden animal in the picture below?

From a pack of 52 cards, I placed 4 cards on the table.

I will give you 4 clues about the cards:

Clue 1: Card on left cannot be greater than the card on the right.
Clue 2: Difference between the 1st card and 3rd card is 8.
Clue 3: There is no card of an ace.
Clue 4: There are no face cards (queen, king, jacks).
Clue 5: Difference between the 2nd card and 4th card is 7.

Identify four cards?

Can you find out the remainder when 3^300 is divided by 5?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?

John can place six large boxes or nine small boxes into a carton.

Can you find out in how many cartons can he place sixty-six boxes in total?

If an earthquake is 1 point higher on the Richter Scale than another earthquake which is actually 10 times stronger, how much stronger would an earthquake be if it was just half a point higher on the Richter scale?

What jumps when it walks and sits when it stands?