Count the number of squares in the picture below.

There was a strange boy who was born before his father. How can this be possible?

Open a Laptop which is password protected. Hint for the password is given as below:

1 mobile 3 books 2 Boards 1 night 4 balls 2 lighters 1 ghost 1 hat 3 watches

Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

It can't be seen, can't be felt, can't be heard, and can't be smelt.
It lies behind stars and under hills, And empty holes it fills.
It comes first and follows after, Ends life, and kills laughter.
What is it?

Can you write down eight eights so that they add up to one thousand?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

What kind of tree can you carry in your hand?

No one wants to have it, but if one got it, he does not want to lose it. What is It?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?