Want to Know More About Being a Writer? ... of interest to adults

Society of Children's Book Writers and Illustrators
The premiere organization for writers and illustrators of children's books!

Smartwriters.com
A great online resource for writing for children!

Bookwire
A site that talks about most of the things going on in the book world today.

Associated Writing Programs
An organization of university-level creative writing programs in the country. They also have a great publication with articles on writing and classifieds for submitting your writing.

Poets and Writers
Poets and Writers is a support organization for organizing readings at local events. They also have a great magazine about writing and submitting your work.