Can you find the missing piece of the Porsche?

What can you see in the middle of March and April that you can never see in any other month?

I have four wings but can't fly.
I express no emotions.
I am found on the exact spot every time you look.
I keep toiling away with a little sound.

Do you know what am I?

Find the 8 in the below-given Image.

Why is the Hole below a Lock?

A man was going to bleach his socks because they had gotten muddy the day before. As he was pouring the bleach into the washing machine, he spilt some on the floor. He got some cleaning fluid and mopped it up with a rag. Minutes later he was dead. What killed him?

Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?

There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?