Things you will need:

1. A chess score sheet
2. A pencil
3. A chess clock
4. Maybe a chess Set,but usually you can find one at the tournament.
5. USCF Membership Card ($19 scholastic fee to join if you havent.)

Things you will need to know

1. How to keep score.
2. How to use a clock.
3. Understand Touch Move.
4. A list of possible tournaments to play in.
5. All about ratings.

Things that will help you get ready

1. A chess book.
2. Chess software for your computer.
3. Chess Lessons on the internet
4. Chess lessons with a coach.