Riddles for you

Q: Find Me! I start with ‘P’ and end with ‘E’, but I have thousands of letters. Who am I?
A: Post Office

Q: When you do know me about me, then I am definitely something. You will always search for me. But when you know me, I am nothing. Who am I?
A: I'm a Riddle!!

Q: I have all the knowledge you have. But I am small as your fist that your hands can hold me. Who am I?
A: I'm your brain!

Q: I am the biggest alphabet, as I contain the most water in the world. Who am I?
A: Alphabet ‘C'

Q: I have 28 days in a month. Which month am I?
A: All months have 28 days in a year and many have more than 28 days.

Q: Find me who am I. I am the building with a number of stories.
A: A Library

Q: What is the word that is spelled incorrectly in all dictionaries?
A: Incorrectly

Q: Everyone in the world breaks me when they speak every time. Who am I?
A: Silence