It's pretty hard to give up.
If you remove a part of it, you will be left with a bit.
Even if you remove another part, the bit still remains.
Remove one more and it still remains.

What is it?

It spends most of its day eating white, but when it’s quick enough, it gets to eat fruit and sometimes some blue things. It’s in a dark room, where the walls are blue, it runs from a ghost that roams the halls and haunts it all the time. What is it?

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

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

Can you count the number of quadrilaterals in the picture below?

What does this simple rebus mean?

What does this rebus photo means?

Can you find a number that lies one third of the distance between 1/3 and 2/3?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

Can you decipher these quotes by Albert Einstein?
Blf xzm mvevi hloev z kilyovn lm gsv ovevo lm dsrxs rg dzh xivzgvw.