What is full of holes but still holds water?

Below rebus represent famous DiCaprio movie. Can you name it?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

Find the number of squares in the below picture

What's the best place to go shopping in the ocean?

What do you see in the given picture?

John was driving a bus and got stuck when passing through an underpass. Then came Jacob with a needle and got the bus out of the underpass.

What did the boy do?

Buy me, smell me or deliver me, I do not change.

Who am I?

On her drawing table, Sayna lit 12 coloured candles. A few seconds later she blew two candles off.

How many candles Sayna have at the end?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?