I am white when I am dirty, and black when I am clean. What am I?

Can you find the odd one out from the below words ?

First Second Third Forth Fifth Sixth Seventh, Eighth Nine Ten Eleven Twelve.

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

In one of the popular batman series movie "Batman Forever", there was a riddle that goes like "Tear me off and then scratch my head and I was red then and now I am back. Who am I?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

I am Huge on Sunday and Saturday.
I am small from Tuesday to Thursday.
I do not exist on Monday and Friday.
Who am I?

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?

What is the coolest letter in the alphabet?

Through your logical capabilities, can you make 7 an even?

He digs out tiny caves and stores gold and silver in them. He also built bridges of silver and made crowns of gold. They are the smallest you could imagine. Sooner or later everybody needs his help, yet many people are afraid to let him help them. Who is he?