Want to Know More About Being a Writer? of interest to kids and teens

Young Authors Workshop
A page that gives great ideas on how to get started with your own writing.

Tips for Young Authors by Aaron Shepard
Including ten tips for young authors

Teen Ink: a magazine written by teens
By teens, for teens, and all about writing and getting published.

D. Anne Love: for young authors
I also recommend doing a search on the internet for "Youth Author Conference" to see if there is a writing conference in your area. They're a great way to share your work, develop your writing, and sit in on workshops and/or talks with published authors.